baber/WOPTO huggingface dataset:
Patent JP-2004079077-A (JP)
Title: Semiconductor memory device
Inventor: MORI IKU
IPC: G11C11/41
Filed: 2002-08-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor memory device in which efficient buffer drive control can be performed in constitution in which data buses are connected in multi-stages.  <P>SOLUTION: This semiconductor memory device comprises: a plurality of data buses provided so as to correspond to a plurality of memory blocks respectively; a plurality of buffer circuits provided so as to correspond to a plurality of memory blocks respectively and connecting the plurality of data buses in series by relaying data of the data buses; a block activating circuits outputting a plurality of block selecting signals corresponding to the plurality of memory blocks respectively and selecting and activating one memory block by asserting one block selection signal; and a buffer control circuit provided so as to correspond to a plurality of memory blocks respectively and activating the corresponding buffer circuit when a corresponding block selection signal is asserted or the buffer circuit is activated in an adjacent memory block arranged upstream of the data bus.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003098476-A (JP)
Title: Laser projection display system
Inventor: KRUSCHWITZ BRIAN E
IPC: G02B27/18
Filed: 2002-08-21
Abstract: PROBLEM TO BE SOLVED: To provide a laser-based display apparatus which can remove coherence artifacts on the side of the spatial light modulator while exhibiting reduction in speckles and high throughput efficiency. SOLUTION: The display apparatus includes a laser light source for emitting a light beam, a beam expander for expanding the light beam, a spatial light modulator, beam shaping optics for shaping the expanded laser beam to provide uniform illumination of the spatial light modulator, the beam shaping optics including a fly's eye integrator having an array of lenslets and a moving diffuser located in the laser beam between the laser beam source and the spatial light modulator.
Patent JP-2004078836-A (JP)
Title: Entrance admission distribution system, entrance admission distribution method, and personal digital assistant
Inventor: NAKADE MAYUMI
IPC: G06Q10/02
Filed: 2002-08-22
Abstract: <P>PROBLEM TO BE SOLVED: To simply and easily construct a system for limiting entry by time since there are many visitors.  <P>SOLUTION: An entry admission distribution terminal generates an entry admission encryption key from key data that are generated at each entry permission time and a terminal ID peculiar to a personal digital assistant. At least one portion of the entry admission data is encrypted to generate an encrypted entry proof by using the generated entry proof encryption key for distributing to the personal digital assistant for retention. Additionally, the entry proof key distribution terminal generates effective key data at the point according to time, and generates the entry admission decoding key for decoding the encryption entry proof from the generated key data and the terminal ID received from the personal digital assistant, thus distributing the generated entry admission decoding key to the personal digital assistant. The personal digital assistant decodes the encryption entry proof distributed from the entry admission distribution terminal by using the entry admission decoding key that is distributed from the entry admission key distribution terminal.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004079487-A (JP)
Title: Waterproofing structure of electric connector
Inventor: SHIMAZAWA KATSUJI
IPC: H01R13/52
Filed: 2002-08-22
Abstract: <P>PROBLEM TO BE SOLVED: To carry out water-proof measures by installing a sealing material around the circumference of a bolt as well in the case housings are mutually fitted into by using the bolt.  <P>SOLUTION: A flange 20 is installed around the middle-part of outer periphery of the inserted housing 3, and the circular ring sealing member 21 for a panel to be abutted on a dash panel 1 is mounted on this flange 20. On the opposite face of the inserted housing 3 to the receiving housing 2, a recess groove 22 is installed around the periphery of the bolt 13, the cylindrical sealing member 23 for the bolt is fitted to and inserted into this recess groove 22, and its part is swollen out to the outside. The water-proof means on both the outside and the inside of the housings 2, 3 for connectors 4, 5 is applied by these sealing materials 21, 23.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004081934-A (JP)
Title: Ultraviolet irradiation apparatus
Inventor: TADOKORO EIICHI
IPC: B05C9/12
Filed: 2002-08-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ultraviolet irradiation apparatus which can improve working properties and safety with a reduced input power, can be miniaturized and reduced in weight, and is little in the occurrence of a defective coating film after curing.  <P>SOLUTION: The ultraviolet irradiation apparatus has a power supply part and a light source part which is electrically connected to the power supply part and generates ultraviolet rays by the supply of electricity from the power supply part in order to cure an ultraviolet curable coating agent applied on a floor surface by irradiating it with ultraviolet rays. The light source of the light source part has a low pressure mercury lamp and a second light source part 280-320 nm in wavelength. By using the ultraviolet radiation apparatus, work properties and safety can be improved, miniaturization and weight reduction are possible, and the occurrence of the defective coating film after curing is eliminated.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003144196-A (JP)
Title: Method of screening for central nervous system acting endocrine-disrupting chemical substance
Inventor: FUNAE YOSHIHIKO
IPC: C12Q1/533
Filed: 2002-08-27
Abstract: PROBLEM TO BE SOLVED: To provide method enabling screening of various central nervous system acting endocrine-disrupting chemical substances by detecting bonding protein of the central nervous system acting endocrine-disrupting chemical substances and measuring the bindability to the binding protein. SOLUTION: The method detects the protein binding to central nervous system acting endocrine-disrupting chemical substance by measuring specific bindability to a protein disulfide isomerase.
Patent JP-2004083739-A (JP)
Title: Catalyst for use in manufacturing polycarbonate, and method for manufacturing polycarbonate
Inventor: OKAMOTO MASAYA
IPC: C08G64/36
Filed: 2002-08-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for stably and easily manufacturing a polycarbonate in high yields without using a harmful gas, such as chlorine gas or phosgene, and without using a halogenated organic solvent, such as dichloromethane or chloroform, considered to give an adverse influence on the environment.  <P>SOLUTION: This catalyst for use in manufacturing a polycarbonate contains (a) a palladium complex obtained by reacting a polymer represented by general formula (I) with a palladium compound and (b) a compound having a redox catalytic activity. The method for manufacturing a polycarbonate comprises reacting an aromatic dihydroxy compound or an aliphatic dihydroxy compound with carbon monoxide and oxygen in the presence of the catalyst.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004088952-A (JP)
Title: Resonance-type switching power supply
Inventor: SHIMADA KATSURA
IPC: H02M3/28
Filed: 2002-08-28
Abstract: <P>PROBLEM TO BE SOLVED: To eliminate the influence of resonance voltage due to the leakage inductance of a transformer for power conversion and detect secondary-side output voltage, with accuracy.  <P>SOLUTION: A coil L1 for resonance having secondary winding L2 is provided on the primary side of the transformer T1 for power conversion. The ends of the secondary winding L2 are connected with the primary winding of the transformer T1 and a rectifier RC2. The secondary winding L2 is connected with the primary winding of the transformer T1 for power conversion, with the polarity reversed. The resonance voltage produced in the primary winding of the transformer T1 for power conversion is analogous to the resonance voltage produced in the coil L1 for resonance. Therefore, the coil L1 for resonance is provided with the secondary winding L2, and the number of turns of the secondary winding L2 is determined so that the resonance voltage produced in the secondary winding L2 becomes equal to the primary-side resonance voltage.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004081747-A (JP)
Title: High pressure steam sterilizer
Inventor: HATA HIROSHI
IPC: A61L2/06
Filed: 2002-08-29
Abstract: <P>PROBLEM TO BE SOLVED: To increase the pressure-resistance which is kept by the close joining between a packing which is fitted on a lid and an airtight surface at the opening of a chamber, and in addition, to increase the durability of the packing regarding a steam sterilizer.  <P>SOLUTION: The airtight surface 3b on the end surface of the opening 3a of the chamber 3 which is provided for this high pressure steam sterilizer A is tilted in such a manner that the outer peripheral side may protrude. On the packing 5 which is closely joined to the closely joining surface 3b on the opening 3a, a closely joining piece 52 which is elastically deformed is integrally peripherally provided in such a manner that the distal end part 52a may protrude to the inside. The titling angle of the closely joining piece 52 is approximately matched to the tilting angle of the closely joining surface 3b on the opening 3a of the chamber 3 to tilt the closely joining piece 52. The deformation of the closely joining piece is prevented from occurring by closely joining the closely joining surface 3b and the closely joining piece 52 under a tilted state, and the pressure-resistance is increased.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003120271-A (JP)
Title: Method and device for distributing gas, and muffler/ catalyst system
Inventor: HOLM-CHRISTENSEN OLAV
IPC: F01N3/00
Filed: 2002-08-29
Abstract: PROBLEM TO BE SOLVED: To provide a process and a device for distributing gas, which can secure minimum pressure drop of the device. SOLUTION: In a method and a device for distributing gas, gas is transferred to a swirl chamber through an inlet section arranged in a direction of a tangent line of the swirl chamber. The gas is made to pass through a number of equally displaced bent vanes, so as to stop swirling of the gas in the swirl chamber. The upstream surface of the vane is in a plane perpendicular to the axis of the swirl chamber, and the downstream part of the vane is parallel to the axis of the swirl chamber. The vanes extend outwardly in a radial direction, and the gas passes through an outlet section arranged at downstream of the swirl chamber.
Patent JP-2004096853-A (JP)
Title: Noncontact power unit
Inventor: TSUCHIMOTO RYOICHI
IPC: H02M7/12
Filed: 2002-08-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a noncontact power unit which possesses a protective function of blocking overvoltage, for surely deterring overvoltage from occurring by the counter electromotive force, when an inductive load is connected to the secondary side.  <P>SOLUTION: In the noncontact power unit 1, which supplies power in noncontact by electromagnetic inductive action from a primary unit to a secondary unit, the primary unit is equipped with a first rectifying and smoothing circuit 2 which rectifies and smoothes the output voltage of a commercial power source and a drive circuit 3, which chopper-controls the output voltage of the first rectifying and smoothing circuit 2 and applies a harmonic AC to the primary winding of a coupling transformer 4, with the secondary unit possesses a second rectifying and smoothing circuit 5, which rectifies and smoothes an induced current flowing to the secondary winding of the coupling transformer 4 prior to output; an inverter circuit, which is connected in series to the output side of the second rectifying and smoothing circuit 5; an operation circuit 7 which outputs AC voltage from the inverter circuit 6; and a resistor R3 which consumes a regenerative current, flowing to the inverter circuit 6, in the vicinity of zero cross of the output voltage of the inverter circuit 6.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004090851-A (JP)
Title: Motor-driven power steering device
Inventor: AOKI HIDEKAZU
IPC: F16H57/029
Filed: 2002-09-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a motor-driven power steering device which prevents suction of grease into a motor housing against a pressure change by thermal expansion/contraction of air in the motor housing, and preventing the suction of wetted atmosphere, dust or the like from the outside into the motor housing without reducing lubricity of bearing.  <P>SOLUTION: An inserting and engaging unit (a large-diametric portion 83, a small-diametric portion 3) against an assembly hole 9 (a large-diameter hole portion 91, a medium-diameter hole portion 93) is formed in an assembly part of the motor housing H against the assembly hole 9. Additionally, through throttle part formed in an annular minute clearance h1 between the inserting and engaging unit and the assembly hole 9, a communicating hole (an axial hole 86-a clearance h2-the minute clearance h1-a clearance h3) which communicates between the insides of the motor housing H and the central housing 120 is formed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004058041-A (JP)
Title: Garbage disposer which positively utilizes natural power (light, wind or microbe)
Inventor: HIRAISHI AKIRA
IPC: B09B3/00
Filed: 2002-07-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a garbage disposer which positively utilizes natural powers(light, wind or microbes).  <P>SOLUTION: An openable and closable net 3 and a transparent or half-transparent lid 4 are installed to an opening of a container 1 containing earth 2. Garbage is disposed of in the earth 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004104339-A (JP)
Title: Negative-feedback amplifier
Inventor: IMANISHI IKUO
IPC: H03F1/34
Filed: 2002-09-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a negative-feedback amplifier that can reduce tertiary intermodulation distortion independent of the design of a gain and can be utilized as a total gain without reducing the gain of an amplification means that is the component.  <P>SOLUTION: In the negative-feedback amplifier which is equipped with the amplification means for amplifying a signal inputted from a signal input terminal, a bandpass filter where an input terminal is connected to the output terminal of the amplification means, and a feedback circuit where the input terminal is connected to the output terminal of the bandpass filter, and in which the output terminal of the feedback circuit is connected to the signal input terminal, the bandpass filter performs setting so that a frequency band that is two times larger than the frequency band of an input signal inputted to the signal input terminal is set to be a pass band, thus independently reducing the tertiary intermodulation distortion without changing any gains, and additionally achieving utilization as the total gain without reducing the gain of the amplification means as the component.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004101825-A (JP)
Title: Electrophotographic photoreceptor and method for reproducing it
Inventor: KUSANO TETSUYA
IPC: G03G21/16
Filed: 2002-09-09
Abstract: <P>PROBLEM TO BE SOLVED: To easily detach a damping material and a flange at the inside of an electrophotographic photoreceptor at the time of recycling and reproducing the electrophotographic photoreceptor.  <P>SOLUTION: Liquid or powder is injected to the inside of the electrophotographic photoreceptor from at least one side of the flange of a tube-shaped or cylindrical electrophotographic photoreceptor.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004067382-A (JP)
Title: Hoistway smoke sealing apparatus
Inventor: SAITO MORIHIRO
IPC: B66B5/02
Filed: 2002-08-07
Abstract: <P>PROBLEM TO BE SOLVED: To inhibit even a large quantity of smoke from flowing into the upper side.  <P>SOLUTION: An inoperative region in a hoistway, a car, and an operating region of a balancing weight are provided. A fireproof door fitting frame is provided to be separated for the inoperative region and the operating region, and the car and the balancing weight can be moved up and down. When a fire occurs and a smoke sensor is actuated, a second switch and a cam for operating the car to be stopped at the uppermost floor by a control circuit are abutted on each other, whereby the balancing weight is stopped to operate to make an electromagnet and an electric motor operative. After the levels of the fireproof doors in the periphery of the balancing weight are adjusted to each other, the electromagnet and the electric motor are operated to fall down and draw out a rise and fall type, a bellows type and sliding type fireproof doors to seal the gap between the inoperative region and the operational region. After the car and the periphery of the balancing weight are completely sealed, an ordinary open contact is made close to make a bubble fire extinguish control circuit controllable, and a solenoid valve is operated to jet bubbles from a bubble emission nozzle, thereby sealing the gap in each floor entrance from the smoke.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003203235-A (JP)
Title: Interactive selection and confirmation method
Inventor: DUPONT JEAN-FABIEN
IPC: G06T7/00
Filed: 2002-09-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a process capable of supplying an image showing the detection result of image digital data or the digital map of a label to a user.  <P>SOLUTION: This interactive process included in a technical field of imaging, particularly, image analysis allows a user to selectively partially or entirely confirm the result supplied by automatic detection process of digital image data. This process enables the display of one digitized original image with a digital image of graphic display showing a candidate element to be extracted from the original image on the display screen of a terminal. According to this, the user can selectively confirm the candidate area or part thereof to be made valid or invalid by him/her. The process is advantage for the repair of an image stored in a silver or magnetic support.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004103847-A (JP)
Title: Oxide semiconductor light emitting element
Inventor: SAITO HAJIME
IPC: H01S5/327
Filed: 2002-09-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a ZnO oxide semiconductor light emitting element superior in a light emission characteristic.  <P>SOLUTION: In the oxide semiconductor light emitting element, an n-type Mg<SB>x</SB>Zn<SB>1-x</SB>O cladding layer, a ZnO semiconductor active layer, a p-type Mg<SB>y</SB>Zn<SB>1-y</SB>O cladding layer, and a p-type ZnO contact layer, are formed on a substrate. Only donor impurities are doped on the n-type Mg<SB>x</SB>Zn<SB>1-x</SB>O cladding layer, and only acceptor impurities are doped on the p-type Mg<SB>y</SB>Zn<SB>1-y</SB>O cladding layer. A Mg composition ratio (x) of the n-type Mg<SB>x</SB>Zn<SB>1-x</SB>O cladding layer and a Mg composition ratio (y) of the p-type Mg<SB>y</SB>Zn<SB>1-y</SB>O cladding layer are in a range of 0.2 to 0.35, and film thickness is in a range of 0.5 to 2μm.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004100099-A (JP)
Title: Highly durable polybenzazole fiber cord for rubber reinforcement
Inventor: OKUYAMA YUKINARI
IPC: D01F6/74
Filed: 2002-09-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cord for rubber reinforcement slight in mechanical strength drop even if exposed at high temperature and high humidity for a long period.  <P>SOLUTION: This highly light-resistant polybenzazole fiber cord having the above advantage is obtained by incorporating polybenzazole fibers with a highly heat-resistant organic pigment ≥200°C in thermal decomposition temperature soluble to mineral acids, preferably having in the molecular structure -N= and/or NH group(s), preferably, perinone and/or perylene, phthalocyanine, quinacridone or dioxazine.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004100005-A (JP)
Title: Extra-low carbon steel wire rod excellent in cold workability and magnetic property
Inventor: MATSUZAKI AKIHIRO
IPC: C22C38/06
Filed: 2002-09-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide an extra-low carbon steel wire rod excellent in cold workability and magnetic properties in which satisfactory cold workability can be obtained as hot-rolled, and excellent low magnetic field properties are exhibited in a product stage after magnetic annealing.  <P>SOLUTION: The extra-low carbon steel wire rod has a composition of, by mass, ≤0.0034% C, 0.10 to 0.50% Si, 0.10 to 0.30% Mn, 0.01 to 0.10% P, ≤0.006% S, ≤0.35% Al, ≤0.01% N and ≤0.015% O also so as to satisfy the inequality of Si+P+Al≤0.6% as for Si, P and Al, and the balance Fe with inevitable impurities.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004099396-A (JP)
Title: Concrete composition utilizing coal ash
Inventor: SHINOHARA HISAO
IPC: C04B28/02
Filed: 2002-09-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide low-cost concrete free from problems on the manufacture, operation and strength by utilizing coal ash which is industrial waste to a maximum though the strength is decreased generally in the case that a large quantity of fine aggregate of concrete is replaced by the coal ash.  <P>SOLUTION: A part of the fine aggregate of a concrete composition is replaced by the coal ash and a part or the whole of the coarse aggregate is replaced by a ceramic waste material having a glazed surface.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003106880-A (JP)
Title: Ultrasonic transmitter-receiver
Inventor: VAN KLOOSTER JEROEN MARTIN
IPC: G10K11/00
Filed: 2002-09-12
Abstract: PROBLEM TO BE SOLVED: To provide an ultrasonic transmitter-receiver that can significantly avoid the occurrence of adverse crosstalk. SOLUTION: This ultrasonic transmitter-receiver is provided with an ultrasonic converter 1, an ultrasonic waveguide 2, and an external peripheral wall 3. The waveguide 2 is arranged inside the peripheral wall 3, and the converter 1 is arranged at one end section 4 of the waveguide 2. In addition, the converter 1 at the end section 4 of the waveguide 2 can transmit or receive ultrasonic waves to or from the waveguide 2. In the transmitter-receiver, in addition, an impedance discontinuing section is provided between the converter 1 and an area of the peripheral wall 3 on the side separated from the converter 1.
Patent JP-2004111231-A (JP)
Title: Magnet switch for starter
Inventor: KOBAYASHI TAKEHIRO
IPC: F02N11/00
Filed: 2002-09-19
Abstract: <P>PROBLEM TO BE SOLVED: To shorten the working time and prevent coil breakage due to vibration, by realizing electric connection without the use of solder.  <P>SOLUTION: An intermediate connecting part 26 is fixed to two opening parts of a bobbin 24, and a coil end of a P-coil and an H-coil wound around the bobbin 24 is joined with the intermediate connecting part 26 to make up a coil assembly 29. On the other hand, a cap switch 21 with an S-terminal 17 and an M-connector 19 fixed with an eyelet 22 is to be a cap assembly 23. For fitting to a magnet switch, first, the coil assembly 29 is inserted into a case 30, and then the cap assembly 23 is inserted. Here, the intermediate connecting part 26 is fastened with the eyelet 22 by the insertion of the cap assembly 23, and the S-terminal 17 and the M-connector 19 as well as the P-coil 2 and the H-coil 3 are electrically connected.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004109849-A (JP)
Title: Positive photosensitive resin composition and semiconductor device
Inventor: MAKABE HIROAKI
IPC: G03F7/075
Filed: 2002-09-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a positive photosensitive resin composition having a high sensitivity, high resolution and a low film decreasing property.  <P>SOLUTION: This positive photosensitive resin composition includes a polyamide resin (A) of 100 pts.wt. including a structure shown by general formula (1) and a photosensitive diazoic quinone compound (B) of 1 to 50 pt.wt. that is an ester compound composed of a phenol compound 1, 2-naphthoquinone-2-diazido-5-sulfonic acid, or 1, 2-naphthoquinone-2-diazido-4-sulfonic acid shown by general formula (2).  <P>COPYRIGHT: (C)2004,JPO