baber/WOPTO huggingface dataset:
Patent JP-2003244937-A (JP)
Title: Load driver
Inventor: TAMAI YASUHIRO
IPC: B60R16/02
Filed: 2002-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a load driver which can properly drive various kinds of electric loads in a vehicle mounting a high-voltage power source.  <P>SOLUTION: A load driver (20) is equipped with a first DC/DC converter (22), a second DC/DC converter (24), and a rectifier (25). The first DC/DC converter (22) converts a high DC voltage outputted from the power source (10) of the vehicle into a first low DC voltage which is lower than the high DC voltage, and supplies the power of the first low DC voltage to first electric loads (L1 and L2), which have large power consumption ripples, via a first low voltage power line (21). The second DC/DC converter (24) converts the high DC voltage into a second DC voltage which is slightly lower than the first DC voltage, and supplies the power of the second DC voltage to second electric loads (ECU1-ECU6), which are substantially constant in power consumption, via a second low voltage line (23). The rectifier (25) allows power to be supplied from the first DC/DC converter (22) to the second electric loads (ECU1-ECU6).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003242995-A (JP)
Title: Molding material for fuel cell separator and its manufacturing method, and fuel cell separator
Inventor: MURAYAMA HIDEKI
IPC: B29K61/04
Filed: 2002-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a molding material for fuel cell separator that is superior in molding performance and conductivity, and its manufacturing method and a fuel cell separator.  <P>SOLUTION: This is a molding material for fuel cell separator that is characterized by containing a thermosetting resin and graphite as as essential content and containing 10-30 wt.% of scale-like graphite to the whole graphite. It is desirable that the graphite other than the scale-like graphite has an aspect ratio of 3 or less. As a manufacturing method of the molding material, the raw material mixture which contains as an essential content the thermosetting resin and graphite is melted and kneaded.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003235897-A (JP)
Title: Paper diaper fastened with tape
Inventor: SUZUKI SHINICHI
IPC: A61F5/44
Filed: 2002-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fastening tape folding structure of a paper diaper of a type to be fastened with a tape with which the stabilization of manufacturing process steps and assurance of product functions are made possible.  <P>SOLUTION: A front surface material is provided with treated portions subjected to nap fibers for temporary fastening of hooks of the fastening tape in the position where the front surface material faces the fastening tape.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003237224-A (JP)
Title: Recording medium and recording method for ink jet
Inventor: NAITO AKIRA
IPC: B41J2/01
Filed: 2002-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a recording medium for ink jet which has a touch apparently similar to the of printing paper for offset printing or gravure printing, and an image obtained on which has a texture apparently similar to a printed matter obtained by the offset printing or the gravure printing.  <P>SOLUTION: The recording medium for ink jet has an ink receiving layer formed by applying a coating solution containing a non-water dispersion formed by dispersing at least a water-swollen resin on a substrate and drying it.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002322148-A (JP)
Title: Method for producing optically active pyrrolidone derivative
Inventor: KITAGAWA YUTAKA
IPC: C07D207/273
Filed: 2002-02-26
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a pyrrolidone derivative with a desired steric configuration, such as (3S, 4S)-4-(1-ethoxycarbonylcyclopropyl)-3- fluoro-1-[(S)-1-phenyl ethyl]-2-pyrrolidone or the like, selectively, industrially, and advantageously by suppressing the production of by-products. SOLUTION: A compound represented by general formula (1) is catalytically reduced to form an optically active pyrrolidone derivative having formula (2) in the presence of the catalyst of a metal-amine complex. [wherein, R<1> is a protecting group of an optically active amino group; R<2> is a halogen atom; R<3> is an amino group or a carboxy group which may be protected]. [wherein, R<1> , R<2> and R<3> are the same as stated above]. So that the optically active pyrrolidone derivative represented by the formula (2) can selectively be mass-produced at a normal temperature and pressure.
Patent JP-2003245931-A (JP)
Title: Polyimide resin endless belt and its manufacturing method
Inventor: YASHIKI YUICHI
IPC: G03G15/20
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a polyimide resin endless belt which does not generate deformation in a manufacturing process though a film is thick and has a smooth inner surface and to provide the polyimide resin endless belt to be obtained thereby.  <P>SOLUTION: The method for manufacturing the polyimide resin endless belt comprises a process wherein a polyimide precursor film is formed by applying a polyimide precursor solution to a surface of a columnar or cylindrical core body of <0.1 μm in surface roughness Ra; a process wherein after drying the polyimide precursor film to such a degree that the film can be detached from the columnar or cylindrical core body, the film is detached from the body and fitted to another core body or shifted on the columnar or cylindrical core body; a process for forming a polyimide resin film by heating the polyimide precursor film; and a process for peeling the polyimide resin film off from the columnar or cylindrical core body or the other core body. The polyimide resin endless belt to be obtained thereby is also provided.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003253713-A (JP)
Title: Single lever
Inventor: NISHIOKA AKIRA
IPC: F16K11/078
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a single lever which can easily manually be operated even by elderly persons having a weak grip and a weak finger force.  <P>SOLUTION: The single lever has the rear end part 30 connected to a faucet body 4 side and the front end part 33 constituted of a pair of upper and lower tongue pieces 31, 32 extended from the rear end part 30 in a bifurcate state. By holding or pinching the front end part, or by putting a fist on the front end part 33, the single lever can be manually operated with vertical or horizontal manual operation. A putting space S for the fist 28 is set between a pair of the upper and lower tongue pieces 31, 32. The upper tongue piece 31 is formed in a substantially ring-shaped opening 3, 4 in which the fingers can be inserted, and further, the upper face M of the lower tongue piece 32 is connected to the upper face N of the rear end part 30. The upper face M of the lower tongue piece 32 has a gently downward and forward slope face from the upper face N of the rear end part 30.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003258386-A (JP)
Title: Monitor, compensator, monitoring method, compensating method, monitoring program and compensating program of optical amplifier
Inventor: KAMIOKA HIROYUKI
IPC: H04B10/07
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To easily discriminate gain fluctuations of a semiconductor optical amplification element.  <P>SOLUTION: A decrease in ASE output of a semiconductor optical amplification element 1 is monitored, and correlation between change in gain and the change in ASE output is used. Consequently, the gain reduction of the semiconductor optical amplification element 1 is monitored, and degree of deterioration of the semiconductor optical amplification element 1 is estimated.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003259490-A (JP)
Title: Ultrasonic transducer
Inventor: ICHINOSE NOBORU
IPC: G01N29/24
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ultrasonic transducer at a low cost which can make the generated ultrasonic pulse short, make high power, and enhance distance resolution of various ultrasonic equipment using an ultrasonic echo method.  <P>SOLUTION: The ultrasonic transducer has a piezoelectric board having uniform piezoelectric properties in the direction of the thickness and a board having an acoustic impedance like the piezoelectric board as the main constitution elements. On one side of the piezoelectric board, and external electrode film is formed, and the other side a board having an acoustic impedance like the piezoelectric board is jointed through an internal electrode film. Also, when an ultrasonic pulse emitted to an acoustic medium is indicated by a time base waveform, the thickness of the piezoelectric board is adjusted so that a time difference (τ) between an ultrasonic pulse generated from one side of the piezoelectric board and an ultrasonic pulse generated from the other side has a relation of (1/4)ϕ≤τ≤(3/4)ϕ for one wavelength period (ϕ) of these pulses.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002274520-A (JP)
Title: Manufacturing method for vessel for liquid propolis
Inventor: TAWARA WATARU
IPC: B65D1/02
Filed: 2002-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method for a vessel for liquid propolis capable of preventing degeneration of liquid propolis by keeping the liquid propolis within a quality assurance period, and ensuring each dosage. SOLUTION: Seed 13 of molten glass which is frosted and non-permeable for visible light and ultraviolet ray is fed from an upper opening of a mouth die 10, and settled into a lower part of the assembly of the mouth die 10, an arrow-shaped die 11 and a rough die 12. Air is introduced into the seed from a space part by depressing the arrow-shaped die. A male screw 2b with a lid 3 screwed thereto, and a female screw 2a having a shake-out port 4 from which adhesive liquid propolis 5 is dripped drip by drip, are formed. Next, the rough die is removed, the seed 13 is placed on the mouth die 10 upside down, a barrel die 14 and a bottom die 15 having inner surface shape corresponding to the appearance shape of the glass vessel body 2 are fitted to the mouth die, the mouth die is removed from the barrel part, and air is fed into the seed from the top to manufacture the glass vessel body 2.
Patent JP-2003257099-A (JP)
Title: Magnetic head, data recording and reproducing device and method for forming magnetic film to magnetic head
Inventor: MATSUMOTO TAKESHI
IPC: G11B5/02
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnetic head capable of suppressing the temperature rise of coils for generating magnetic fields and the peripheral parts thereof by reducing the hysteresis loss of the magnetic films of the magnetic head.  <P>SOLUTION: The magnetic head H is furnished with the coils 3 for impressing the magnetic fields to a recording medium D and the magnetic films 5 disposed in superposition on the coils 3 in the axial longitudinal direction of the coils 3 so as to be electrically insulated from the coils 3. The magnetic films 5 have a plurality of regions 50A and 50B which line up in the circumferential direction of the coils 3 and have a width in this direction. Directions Da and Db of the respective axes of difficult magnetization of a plurality of the regions 50A and 50B are set at the direction parallel to the central lines in the transverse directions of the respective regions or approximately parallel thereto. More preferably the axes of difficult magnetization of the magnetic films 5 are distributed to extend radially or approximately radially around the central axis C of the coils 3.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003253834-A (JP)
Title: Eaves board
Inventor: SHIMODA TAKURO
IPC: E04D13/15
Filed: 2002-03-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a highly weatherable eaves board having long-term durability.  <P>SOLUTION: This eaves board is a long member with an approximately right angled triangle cross section, its bottom 3 is installed along the eaves edge of a sheathing roof board, and the tip of an eaves end roof tile 11 is mounted on its slope 5. This eaves board 1 is composed of a resin foam body, formed with a hollow part 2 in its inside and a recess part 4 in the bottom 3 along its longitudinal direction, and a stepped groove 6 comprising a plurality of steps is provided in a nail passing part 7 of the slope 5.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003252085-A (JP)
Title: Seat device for vehicle
Inventor: NARUSE TEIJI
IPC: B60N2/06
Filed: 2002-03-05
Abstract: <P>PROBLEM TO BE SOLVED: To apply a gear to a plurality of kinds of seat devices of different slides in which a rotation-slide interlocking device to allow a seat body to slide in an interlocking manner with the rotational operation of the seat body is constituted by the combination of the gear with a rack.  <P>SOLUTION: A gear 41 is integrated with an outer wheel 33 of a rotary panel 31 to rotatably support the seat body 10. The gear 41 has three kinds of different diameter ranges 41a, 41b and 41c of different pitch radius at each central angle of 120°, and three kinds of slides can be obtained by selecting the engagement of the different diameter range 41a, 41b and 41c with the rack 42.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003254379-A (JP)
Title: Liquid sealed vibration isolator
Inventor: SAITO ATSUSHI
IPC: F16F13/26
Filed: 2002-03-05
Abstract: <P>PROBLEM TO BE SOLVED: To reduce dynamic spring constant by weakening the diaphragm resonance of an elastic seal member during a free period in the case that the elastic seal member is intensively diaphragm-resonated and dynamic spring constant is increased by applying liquid pressure in a main liquid chamber to exciting means when an insulator rubber and the exciting means are separately arranged by being existent in the main liquid chamber and vibration is inputted to the insulator rubber with the exciting means made to be free during a non-active period.  <P>SOLUTION: The insulator rubber 3 and exciting means 5 are disposed across the main liquid chamber 4, and the exciting means 5 comprises an exciting plate 6 and the elastic seal member 10. The inside of the main liquid chamber 4 is partitioned into an insulator rubber 3 side and an exciting means 5 side by an orifice forming member 12, and an interval between the insulator rubber 3 side being the upper part of the main liquid chamber 4 and the exciting chamber 15 is narrowed by a narrowing opening 14 provided in the center part of the orifice forming member 12, thereby, energy applied to the exciting means 5 can be decreased.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003255655-A (JP)
Title: Color image forming apparatus
Inventor: SAITO MAKOTO
IPC: G03G15/01
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a color image forming apparatus in which the operation is performed at a high speed and a high image quality is maintained.  <P>SOLUTION: Respective visible images are respectively formed on image forming operation conditions which are different for at least one or more means out of an exposure means, a developing means, a primary transfer means, a secondary transfer means and a fixing means, and each operation condition is properly corrected in accordance with the density information of a test pattern formed on an intermediate transfer body or a transfer material.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003255991-A (JP)
Title: Interactive control system, interactive control method, and robot apparatus
Inventor: AOYAMA KAZUMI
IPC: G10L15/06
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an interactive control system, interactive control method and robot apparatus capable of improving entertainment characteristics.  <P>SOLUTION: The interactive control system formed by connecting a robot and an information processor through the network is arranged to form the history data relating to a play on words among the utterance contents of a user when the interaction by the play on words is made between the robot and the user and to send the data to the information processor. The information processor selectively reads out the content data optimum for the user in accordance with the history data from memory means and provides the original robot with the data.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003261027-A (JP)
Title: Derailment detector when rolling stock is traveling at low speed
Inventor: OBO MASAYUKI
IPC: B61K13/00
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To detect derailment of a rolling stock when it is traveling at a low speed.  <P>SOLUTION: A derailment detector comprises a vertical acceleration detection sensor 3, a filter 4 to filter the output of the vertical acceleration sensor in a predetermined range, and a detection circuit 5 which compares the filter output with the derailment detection reference value for the rolling stock when it is traveling at a low speed, and outputs the derailment detection output signal based on the compared value.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003262917-A (JP)
Title: Optical device, and projector having this optical device
Inventor: YANAGISAWA YOSHIYUKI
IPC: G02F1/1333
Filed: 2002-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical device which can deal with downsizing and brightness increase and can improve the cooling efficiency and a projection having the same.  <P>SOLUTION: The optical device 44 is constituted by being provided with pedestals 445 which are respectively fixed to the top and under surfaces (a pair of end faces approximately orthogonal with a luminous flux incident end face) of a cross dichroic prism 444 in order to cool liquid crystal panels 441 and a polarizing film 443A, a holding frame 446 which holds the respective liquid crystal panels 441 within the frame, a sapphire plate 447 as a transparent member which is arranged to enclose the luminous flux incident end face and luminous flux exit end face of the dichroic prism 444 and is attached to the flanks of the pedestals 445, an elastic member 448 which is interposed between the sapphire plate 447 and the flanks of the pedestals 445 and a spacer 449 which is interposed between the holding frame 446 and the sapphire plate 447.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003262427-A (JP)
Title: Ventilation controller of engine driven system
Inventor: KITAMURA SEIKI
IPC: F02D29/04
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a ventilation controller 150 of an engine-driven system for providing ventilation that matches the environmental and operating conditions of the system.  <P>SOLUTION: The system includes a ventilating fan 21 for ventilating the interior of a device 140 by admitting fresh air, a controller 150 for controlling the ventilating fan 21, a fresh air temperature sensor 23 for detecting the temperature of fresh air, and a speed sensor 24 for detecting the load of an engine 1. The controller 150 varies the amount that the ventilating fan 21 ventilates, based on the temperature of the fresh air detected by the sensor 23 and the engine load detected by the speed sensor 24. Thus, the ventilation controller of the engine driven system provides ventilation matching the environmental and operating conditions of the engine, preventing problems such as wasting electric power due to excessive ventilation, and causing leakage due to snow, etc.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003280234-A (JP)
Title: Image recording medium and image display sheet
Inventor: ABE HIDETOSHI
IPC: B32B27/00
Filed: 2002-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image recording medium useful as a protective film for an image display sheet and to provide an image recording medium in which fracture of a thermoplastic resin film is prevented when the image display sheet is folded, the tackiness at normal temperature on the toner transfer face of the film is decreased and sticking of films when stored in a roll state is prevented.  <P>SOLUTION: The image recording medium contains a thermoplastic resin film having a back face where an image forming toner is to be transferred and having a top face opposing to the back face. The medium comprises substantially a single layer of the above resin film, with the surface of the resin film being the outermost surface, or the medium is a multilayered body comprising the resin film and a protective layer disposed to cover the surface of the resin film and allowing the surface of the protective layer as the outermost surface, and the medium has light transmitting property to make an image visible through the outermost surface. The resin film comprises a resin component containing a tough resin and the glass transition temperature of the resin film ranges from 0 to 100°C.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003270606-A (JP)
Title: Device for attaching substrates and method for attaching substrates
Inventor: HAYAFUJI IKUO
IPC: G02F1/1339
Filed: 2002-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a device for attaching substrates which reduces an impact force applied to the upper substrate and lower substrate at the attachment, prevents the substrates from damage and, therefore, improves the yield and to provide a method for attaching substrates.  <P>SOLUTION: When the upper glass substrate 3 held by an upper suction head 10 and the lower glass substrate 4 held by a lower suction head 11 are at least in contact with each other via a sealant 5, a drawing force of the extent of balancing the dead weight of the upper suction head 10 is applied to the upper suction head 10 by air cylinders 25, 25 and, thereby, the dead weight of the upper suction head 10 is offset. In such a state, the upper glass substrate 3 and the lower glass substrate 4 are brought into contact with each other via the sealant 5.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003272905-A (JP)
Title: Varistor
Inventor: KONDO AKIHITO
IPC: H01C7/10
Filed: 2002-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a varistor that is made higher in energy withstand characteristic by improving a heat sink function by eliminating the conventional metallic plate.  <P>SOLUTION: This varistor is provided with an elemental varistor body 2 obtained by sintering a metal oxide. In this varistor, electrodes 4 and 6 formed on the elemental varistor body 2 are joined to liner electrode terminals (lead wires 10 and 12) having electrode connecting sections 14 which are bent to comply with the shapes of the electrodes 4 and 6 so that the joining areas between the electrodes 4 and 5 and electrode terminals (lead wires 10 and 12) are enlarged.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003267501-A (JP)
Title: Empty can recovery device
Inventor: KANDA KENJI
IPC: B65F1/00
Filed: 2002-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To easily set or change a kind of empty can to be recovered in an empty can recovery device for treating recovery of the empty can using a bar code information printed on the empty can.  <P>SOLUTION: In the empty can recovery device, in the case where the bar code information read from the empty can at a bar code reading part 10 is coincident with a bar code information memorized in a memory part 20, the empty can is accommodated in an accommodation part 60 by a control part 70. An operation part 30 constituted so as to be capable of designating a registration of the empty can accommodated in the accommodation part 60 and erasing of the registration is provided. In the case where the bar code information printed on the empty can is read by the bar code reading part 10 in the state that the registration of the empty can and the erasing of the registration are designated at the operation part 30, the registration of the empty can or the erasing of the registration is carried out.  <P>COPYRIGHT: (C)2003,JPO