baber/WOPTO huggingface dataset:
Patent JP-2004070203-A (JP)
Title: Display liquid for electrophoretic display apparatus
Inventor: TAKAHASHI MASAKATSU
IPC: G02F1/167
Filed: 2002-08-09
Abstract: <P>PROBLEM TO BE SOLVED: To obtain favorable contrast and to improve stability by preventing aggregation and improving the migrating property of a display liquid.  <P>SOLUTION: The display liquid for an electrophoretic display apparatus contains electrified fine particles comprising a coloring agent and resin, and a dispersion medium. The coloring agent is coated with a conductive material. Or the coloring agent contains titanium oxide coated with antimony doped tin oxide.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004067361-A (JP)
Title: Elevator hoistway wiring branch method and elevator hoistway wiring
Inventor: ISHIBASHI TOSHIAKI
IPC: B66B7/00
Filed: 2002-08-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an elevator hoistway wiring branch method and elevator hoistway wiring enabling branch connection maintaining a straight line state from a trunk cable, thereby drastically reducing material and working costs and capable of making the branch part compact in size.  <P>SOLUTION: More than a predetermined number of the cables 28a2 which do not branch out of a plurality of cables 28a composing the trunk cable 28 are secured for bearing the load of the trunk 28. Cables 28a1 severed for branch connecting are positioned so that the severed ends are positioned to come into contact in a face to face state with branch cables 29 inside a connecting tool 31 to be integrally joined. The branch connection part does not need to bear the load of the trunk cables 28 and a loop does not need to be formed, thereby simplifying the wiring structure, drastically reducing wiring work cost and material cost, and reducing the burden on a worker.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004075437-A (JP)
Title: Fertilizer
Inventor: MIYOSHI TADASHI
IPC: C05D9/02
Filed: 2002-08-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide fertilizer suitably used for a crop cultivation situation where sulfur deficiency is recognized or the occurrence of the sulfur deficiency is anticipated, for example, isolation floor cultivation, continuous nontilled cultivation or greenhouse cultivation.  <P>SOLUTION: The fertilizer contains a persulfate such as sodium peroxo disulfate or potassium peroxo disulfate. The fertilizer can be used in a solution form and suitably used for nutrient liquid soil culture cultivation without practically producing water insoluble materials causing trouble in the co-existence of calcium ion.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004075590-A (JP)
Title: 4-[4-(alkyloxy)phenylsulfinyl]phenol and method for producing the same
Inventor: KATAGIRI TOSHIFUMI
IPC: C07C315/04
Filed: 2002-08-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a new compound useful as an electron-accepting compound used in thermal printing materials, and to provide a method for producing the same.  <P>SOLUTION: The 4-[4-(alkyloxy)phenylsulfinyl]phenol is represented by general formula(1)( wherein, R is a 1-5C alkyl ). The method for producing the 4-[4-(alkyloxy)phenylsulfinyl]phenol of general formula(1) comprises carrying out a reaction between bis(4-hydroxyphenyl) sulfoxide of formula(2) and an alkyl halide of general formula(3)( wherein, R is a 1-5C alkyl; and X is a halogen atom ) in the presence of an alkaline substance.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004074215-A (JP)
Title: Electrode and method for electrically staking
Inventor: KADOHIRA HIROSHI
IPC: B21D39/00
Filed: 2002-08-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrode for working and forming a staked part having suitable bonding strength after electrically staking using an electrically staking electrode and a suitable method of electrical staking using this electrically staking electrode.  <P>SOLUTION: In the electrically staking electrode 1 which is used for fixing a member to be joined to a member to be staked, pressurizing the staked part 15a of the member to be staked projected through a hole of the member to be joined and energizing the staked part 15a, this electrically staking electrode 1 made of tungsten on which a concave part 12 having a concave curved surface so that the hole 11 is covered is provided on the pressurizing surface where is brought into contact with the staked part 15a of the member to be staked. The volume of the concave part 12 is not less than the volume of the staked part 15 of the member to be staked.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004080464-A (JP)
Title: Automatic wind sound reducing circuit and method therefor
Inventor: OZAWA KAZUHIKO
IPC: G10L21/0208
Filed: 2002-08-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an automatic wind sound reducing circuit and an automatic wind sound reduction method capable of supporting multi-channel voice signals and improving the degree of freedom in performance and system design.  <P>SOLUTION: A summed signal of a voice signal is determined for voice channels selected by computing units 26, 27, and 28 so that they may differ, respectively. A summed signal from computing units 26, 27, and 28, is subtracted from a voice signal of voice channels selected by corresponding computing units 29, 30, and 31. Band limiting is applied by LPFs (Low-Pass Filters) 21, 23, and 25 to the subtracted signal from computing units 29, 30, and 31 to be the frequency band of a wind sound signal. The band-limited subtracted signal from computing units 29, 30, and 31 is level controlled by level variable amplifiers 32, 33, and 34, and then the level-controlled signal is subtracted from a voice signal of corresponding voice channels.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004086319-A (JP)
Title: Software quality evaluating method and quality evaluating system
Inventor: NITTA TADASHI
IPC: G06F11/36
Filed: 2002-08-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a software quality evaluating method and system.  <P>SOLUTION: The software quality evaluating system is provided with a program characteristic analyzing device 1 for qualitatively evaluating characteristics including the number of steps, the number of branch instructions for each unit step, and the number of four arithmetic operations contained in a program of a software by comparing a reference value, a quantitative quality evaluating device for conducting quantitative evaluation including the number of bugs in each of the number of the unit steps contained in the program by comparing with the reference value, and a quantitative/qualitative quality evaluating device 7 for instructing subdivided quantitative evaluation which subdivides the reference value of the quantitative evaluation to the quantitative quality evaluating device when a qualitative evaluation result is higher than predetermined evaluation with an input of the qualitative evaluation result and a quantitative evaluation result from the program characteristic analyzing device 1 and the quantitative quality evaluating device, and outputting by linking quantitative evaluation result data and qualitative evaluation result data based on the instruction.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004087010-A (JP)
Title: Magnetic disk device
Inventor: SUZUKI KENJI
IPC: G11B25/04
Filed: 2002-08-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnetic disk device in which discharge phenomenon caused by electrostatic charge of static electricity on a magnetic disk by friction of the magnetic disk and air during the magnetic disk and potential difference between a magnetic disk and a magnetic head is prevented.  <P>SOLUTION: This magnetic disk device is provided with a wiring pattern, a resin casing provided with the wiring pattern, a spindle motor incorporated to the resin casing, a magnetic disk rotated by driving a spindle motor, and a magnetic head opposing to the magnetic disk and performing writing and reading of information by minute floating quantity. Also, the device has a ground line end at a projection parts of one or more contacted by the spindle motor at attaching the spindle motor.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004085427-A (JP)
Title: Data collector
Inventor: SAKUMA NORIYUKI
IPC: G01D9/00
Filed: 2002-08-28
Abstract: <P>PROBLEM TO BE SOLVED: To allow data collection by a plurality of sampling cycles at the same time.  <P>SOLUTION: This data collector provided with a plurality of measuring modules different in sampling periods is provided with a control means for driving the respective sampling modules concurrently at the prescribed periods.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004095273-A (JP)
Title: Color cathode-ray tube and color display device using the same
Inventor: ITO HIDEYA
IPC: H01J29/89
Filed: 2002-08-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a color cathode-ray tube in which a uniformity of luminance of an image display screen is improved, and a manufacturing method of the color cathode-ray tube, and a color display device.  <P>SOLUTION: The color cathode-ray tube comprises panel glasses 1, 9 in which a film is pasted on an image display face through an adhesive 8, a fluorescent screen 4 formed on the inner face of the panel glasses 1, 9, color selection electrodes 5 arranged opposed to each other adjacent to this fluorescent screen 4, a funnel glass 2 sealed to the panel glasses 1, 9, and an electron gun 6 sealed at a neck 21 of this funnel glass 2. The adhesive 8 is coated on the surface of the image display face with a variation of its coating thickness.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004095390-A (JP)
Title: Lighting device and display device
Inventor: SUZUKI TOSHIHIRO
IPC: G02B6/00
Filed: 2002-08-30
Abstract: <P>PROBLEM TO BE SOLVED: To enable a lighting device to enhance light taking-out efficiency from a light source to a light guide plate.  <P>SOLUTION: The lighting device comprises a light guide plate 12, a light source 14, and a cone 16 located between the light guide plate and the light source. The cone 16 is equipped with a base, a pedestal smaller than the base, and a slant face between the base and the pedestal, the light source is arranged in close contact with the pedestal of the cone, the light guide plate is arranged in close contact with the base of the cone, and light is structured to be transmitted from a luminous part of the light source to the light guide plate without the interposition of an air layer.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004095922-A (JP)
Title: Znse-based light emitting element
Inventor: MORI DAIKI
IPC: H01L33/12
Filed: 2002-09-02
Abstract: <P>PROBLEM TO BE SOLVED: To lengthen the life and increase the optical output of a ZnSe-based light emitting element.  <P>SOLUTION: If electrons injected from an n-type clad layer are leaked from an active layer into a p-type clad layer, the electrons make the dopant in the p-type clad layer move and deteriorate the life to be limited. The conduction band energy Ecp in the p-type clad layer is set to be higher than the conduction band energy Ecn in the n-type clad layer (Ecp>Ecn) so that the electrons in the active layer do not go out to the clad layer. For the purpose, the n-clad layer is composed of ZnMgSSe containing sulfur, and the p-type clad layer is composed of ZnMgSSe having a high crystal mixing ratio of Mg or ZnMgBeSe-base containing Be so as to satisfy Ecp>Ecn.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004091886-A (JP)
Title: Steel for machine structural use having excellent machinability and high chip-breakability
Inventor: HAYAISHI MASAKAZU
IPC: C22C38/60
Filed: 2002-09-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a free-cutting steel for machine structural use having excellent machinability and high chip-breakability, and in which both are obtained in a good balance, and to provide a method of producing the steel.  <P>SOLUTION: A steel having a composition comprising, by weight, 0.05 to 0.8% C, 0.01 to 2.0% Si, 0.1 to 3.5% Mn, 0.01 to 0.2% S, 0.001 to 0.020% Al, 0.0005 to 0.02% Ca, 0.0005 to 0.01% O and 0.001 to 0.04% N, and the balance being Fe and inevitable impurities is melted. At this time, controlled deoxidization is conducted by operation meeting certain conditions so that a certain amount of "duplex inclusion" having a specific composition may be formed, and Ti and/or Zr is added to precipitate finely dispersed MnS inclusions with nuclei of Ti-oxide and/or Zr-oxide. The finely dispersed MnS inclusions must share a determined part of the total sulfide inclusions.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004097862-A (JP)
Title: Stirring device for radiation surface-irradiation sterilization apparatus
Inventor: KANEKO HIROMI
IPC: A61L2/08
Filed: 2002-09-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a stirring device which, for efficiently and quickly sterilizing a particulate food product by irradiating it with a low-energy electron beam or electromagnetic waves e.g. microwaves, ultraviolet rays, visible rays or infrared rays, lifts up particles in a container from a lower layer to an upper layer to cause the particles in the upper layer to flow and rotate so as to give the whole surface of the particles an equal chance to turn in the direction of the radiation, causing the whole surface to be irradiated.  <P>SOLUTION: This stirring device comprises a circular dish-like container for containing particles; a central shaft fit at the center of the container; at least two different upper rotary shafts, an intermediate rotary shaft, and a lower rotary shaft (a dotted line), all rotatably fixed to the central shaft; upper stirring rods of a suitable number and projecting radially from the upper rotary shafts; intermediate stirring rods of a suitable number projecting radially from the intermediate rotary shaft; lower stirring rods (dotted lines) projecting radially from the lower rotary shaft; shunting blades fixed to the tips of the lower stirring rods; and a rotation mechanism for rotating the upper, intermediate, and lower rotary shafts. The shunting blades moves the particulate material up-and-down; and the stirring rods and their projections cause the material to jump, soar, and rotate.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004104856-A (JP)
Title: Current limiter
Inventor: TAKANO YOSHIHIRO
IPC: H02H7/00
Filed: 2002-09-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a current limiter which can surely prevent an overcurrent to a slave unit even if a various current capacity of slave unit (external apparatus) is connected.  <P>SOLUTION: This current limiter limits the quantity of a supplied current to the slave unit 20 connected to a center unit 10. It has a set current value acquisition part 14C which acquires a set current value corresponding to this apparatus identifying ID from a set current value managing table 14b when it detects the apparatus identifying ID from the slave unit connected to the center unit, a full set current value calculating part 14D which calculates a full set current value based on the set current value of each slave unit acquired with this set current value acquisition part 14C, and a current limiting controller 14F which sets the current limitation value of the current limiting circuit 13 so that the quantity of a supplied current to the slave unit may come to the full set current value or under based on the full set current value.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004003070-A (JP)
Title: Method and equipment for producing solid particle-bearing fiber and solid particle-bearing fiber sheet, and solid particle-bearing fiber and solid particle-bearing fiber sheet
Inventor: NAKAMURA TATSURO
IPC: D06M23/08
Filed: 2002-09-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing fibers or a fiber sheet bearing solid particles on the surface thereof, wherein at least the surface of the fibers consists mainly of a thermoplastic resin and the solid particles are uniformly stuck on the surface while effectively keeping the surface properties of the particles, to provide equipment for producing the same, and to provide the resulting new fibers or sheet.  <P>SOLUTION: The method for producing the solid particle-bearing fibers comprises the steps of heating the solid particles having a melting point or decomposition temperature higher than the melting point of the thermoplastic resin to a temperature higher than the melting point of the thermoplastic resin, contacting the thus heated solid particles with the fibers in such a condition that the solid particles are kept at a temperature higher than the melting point of the thermoplastic resin to bear the solid particles on the surface of the fibers through their fusing on the surface, and cooling the resulting solid particle-fused fibers to stick the solid particles onto the surface of the fibers.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004104871-A (JP)
Title: Cable body hanging tool
Inventor: TSUJIMURA YOSHIKI
IPC: H02G1/02
Filed: 2002-09-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cable body hanging tool capable of being installed on an existing cable body easily and quickly.  <P>SOLUTION: A plurality of body divided portions are formed so as to conduct switching between a closing state which permits them to be positioned in an externally fitted manner around the existing cable body by an annual layout and an opening state which permits them to be positioned, under such a state as to open one point in the peripheral direction in the annual layout for smooth detachable and reattachable operations of the cable body hanging tool from/onto the existing cable body, thus forming the hanging tool body.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004098871-A (JP)
Title: Instrument panel
Inventor: IDE TOMOMI
IPC: B60R21/20
Filed: 2002-09-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide an instrument panel in a knee airbag device which has a high rigidity and improves building quality or the like effectively.  <P>SOLUTION: The instrument panel has a storage recess 13, for storing a knee airbag module 11, which is formed in a bridge form to surround the knee airbag module 11. The storage recess 13 has a connection hole 14 for passing through harnesses to be connected with the knee airbag module 11, at an adequate point thereof.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004100849-A (JP)
Title: Hydraulic circuit for construction machine
Inventor: OHARA SHIRO
IPC: E02F9/22
Filed: 2002-09-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hydraulic circuit for a construction machine capable of reducing occupied space, achieving low cost, and preventing pulsation of oil.  <P>SOLUTION: This hydraulic device for a construction machine is provided with an actuator 4, and a pilot circuit 11 to control actuation of the actuator 4. An accumulator 9 provided in a pilot oil passage in the pilot circuit 11 to absorb pulsation of oil in the pilot oil passage is connected to an oil discharge passage 22 for the actuator 4 by a connection oil passage 25. A valve 10 to enable oil to flow from the oil discharge passage 22 to the pilot oil passage only is provided on the connection oil passage 25.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004097151-A (JP)
Title: Tilling machine
Inventor: IMADA KENJIRO
IPC: A01B33/02
Filed: 2002-09-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a tilling machine provided with a foldable work handle to facilitate the transportation of the machine.  <P>SOLUTION: The tilling machine has a work handle 4 connected in a foldable manner to a connection bar 2 protruding backward from the body 1 through a joint 3. A 1st auxiliary handle 12 protruding forward from the body 1 is attached to the body 1 and a 2nd auxiliary handle 28 turning to a holdable position at the folded state of the work handle 4 is attached to the work handle 4.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004106952-A (JP)
Title: Recording medium identifying device
Inventor: YAMAGUCHI JUN
IPC: B65H7/02
Filed: 2002-09-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a recording medium identifying device capable of identifying various kinds of media stably.  <P>SOLUTION: The device is provided with conveying means for conveying the recording medium, a friction member coming into contact with the medium being conveyed and moved by a frictional force between them, movement amount detecting means for detecting the movement amount of the friction member, storage means for storing the movement amount data for each kind of the media in advance, and identifying means for identifying the kind being conveyed by comparing the output by the movement amount detecting means with the data by the storage means.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004111526-A (JP)
Title: Optical communication module
Inventor: MATSUMOTO KENJI
IPC: H04B10/40
Filed: 2002-09-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical communication module in which high output signal light can be sent from a fiber exit even when an operating temperature of a semiconductor laser which is a signal light source changes.  <P>SOLUTION: Laser beams 13 and 14 of signal light emitted from a plurality of semiconductor lasers 11 and 12 on which emitted light wavelengths in a common temperature are mutually different are made incident to one multi-mode optical fiber 18 of which the propagation loss changes in accordance with the wavelength of propagating light, and the laser beams 13 and 14 are commonly modulated by a modulation means 20. Temperatures of the semiconductor lasers 11 and 12 are then detected by a temperature detecting means 22, and a semiconductor laser of which the emitted light wavelength in the detected temperature becomes a wavelength minimizing the propagation loss is selected and driven in the plurality of semiconductor lasers 11 and 12 by a drive switching means 21 which receives a signal S2 indicating the detected temperature from the temperature detecting means 22.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004107712-A (JP)
Title: Wrought magnesium sheet excellent in formability and its manufacturing method
Inventor: OKAMOTO HIROAKI
IPC: C22C23/02
Filed: 2002-09-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cheap wrought magnesium sheet excellent in formability especially press formability, and its manufacturing method.  <P>SOLUTION: A rolled Mg alloy sheet contains 1.0-2.0wt% Al, 0.5-2.0wt% Zn, 0.05-1.0wt%, and the remainder Mg and inevitable impurities, and the rolled Mg alloy sheet is heat treated after rolled, and an X-ray intensity ratio [X-ray intensity in (0002) plane]/[X-ray intensity in (101(upper bar) 1)] is 1.0-3.5, and an yield strength parallel to and perpendicular to rolling direction is 100-300MPa, and an average crystal grain diameter is 3-100 μm, and these are the characteristics of the wrought magnesium sheet which is excellent in formability, and its manufacturing method.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004109575-A (JP)
Title: Image forming apparatus
Inventor: TAMIYA TAKAHIRO
IPC: G03G15/01
Filed: 2002-09-19
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a high quality color image by preventing toner aggregation on an intermediate transfer body, thereby preventing failure in transferring toner to transfer paper.  <P>SOLUTION: An electrophotographic image forming apparatus 100 is provided with a photoreceptor 3 which holds a toner image thereon; a primary transfer roller 9 which transfers the toner image onto an intermediate transfer belt 21 by coming in contact with the photoreceptor 3; and a secondary transfer roller 33 which secondarily transfers the toner image from the intermediate transfer belt 21 to a transfer material; and a discharger 41 which imparts electric charges onto the intermediate transfer belt 21. When the toner images are sequentially stacked on the intermediate transfer belt 21, the discharger 41 imparts, to the belt 21, charges having the polarity that is opposite to the electrification polarity of the toner images.  <P>COPYRIGHT: (C)2004,JPO