baber/WOPTO huggingface dataset:
Patent JP-2003280611-A (JP)
Title: Liquid crystal display device
Inventor: BABA KAZUYUKI
IPC: G09G3/36
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dot matrix type liquid crystal display device whose rise in cost accompanying liquid crystal driving is suppressed and which has superior display performance and increasing the luminance by preventing electric charges accumulated in pixels from being discharged without raising the frame frequency.  <P>SOLUTION: The dot matrix type liquid crystal display device comprises a liquid crystal display panel constituted by arranging one member formed by stacking a scanning electrode group of a plurality of scanning electrodes arrayed on a substrate and an alignment film in order and the other member formed by stacking a signal electrode group of a plurality of signal electrodes arrayed on a substrate so that pixels are arrayed in matrix across a liquid crystal layer and makes interlaced display by dividing one frame to be displayed on the screen into two fields of even-numbered arrayed scanning electrodes and odd-numbered arrayed scanning electrodes and alternately applying a voltage for both the fields, and is equipped with a simultaneous voltage applying means which applies a scanning electrode selected on a dot matrix driving basis with a voltage as well as scanning electrodes adjacent to the scanning electrode at the same time.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003287699-A (JP)
Title: Scanning optical device and its manufacture method
Inventor: TANAKA YOSHIHIKO
IPC: B41J2/44
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a scanning optical device where an aperture diaphragm is accurately positioned with reference to a rotary polygon mirror, and its manufacture method.  <P>SOLUTION: An aperture diaphragm member 14 having a aperture diaphragm 14a restricting the width of a laser beam is integrally molded in an optical box 20. At such a time, a draft extended to the side of the rotary polygon mirror 15 is set in the diaphragm 14a.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003287938-A (JP)
Title: Image forming apparatus
Inventor: NAKAHATA HIROSHI
IPC: G03G21/00
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a dust-proof glass between an optical component and a photoreceptor from being soiled by toner scatter and toner fall which occur with time, in an image forming apparatus which forms an image by irradiating the photoreceptor with a laser beam from below.  <P>SOLUTION: In the image forming apparatus, an incident optical path of a laser beam with respect to the photoreceptor drum 1 is disposed outside an area where toner falls. Also, a concave toner-accumulation part (concave part) is formed in the dust-proof glass of the upper part of an optical case 8. Thus, soiling of the dust-proof glass caused by toner scatter and toner fall, which occurs with time, is prevented to the greatest extent possible.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003289168-A (JP)
Title: Semiconductor laser, optical pickup, and electronic equipment
Inventor: OKA HIROYUKI
IPC: G11B7/125
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor laser which uses a small number of parts and for which the optical axis of laser light can be adjusted freely in a state where the optical axis is hardly shifted after adjustment.  <P>SOLUTION: The position of the optical axis of the laser light from a semiconductor laser chip 12 in both X- and Y-directions in a plane perpendicular to the optical axis, the rotational angle of the optical axis, the position of the laser chip 12 in the direction of the optical axis, and the radial angle and tangential angle of the optical axis, can be adjusted by moving, rotating, or inclining a step section 14a for mounting by pinching the section 14a with a laser chuck 32. When the stem section 14a for mounting is pinched with the laser chuck 32, the position, angle, etc., of the section 14a are maintained, and the position or angle of the optical axis of the laser light is maintained, because each stem section 14b for adjustment between the stem section 14a and each stem section 14c for fixing is plastically deformed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003288976-A (JP)
Title: Induction heater
Inventor: AIHARA KATSUYUKI
IPC: D06F75/02
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an induction heater heating an article to be heated formed by a material having low magnetic permeability and high conductivity and reducing buoyancy acting on the article to be heated.  <P>SOLUTION: In the induction heater, a conductor 27 applied with a treatment for enhancing emissivity is provided between a heating coil 21 and an article 29 to be heated made of a material having low magnetic permeability and high conductivity. Thereby, it has a function for making an equivalent series resistance at an input impedance of the heating coil 21 measured using a frequency near the heating frequency large at a position arrangement similar to the heating state. Buoyancy applied to the article to be heated is reduced by making the current flowing in the heating coil 21 small.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003286201-A (JP)
Title: Method for detoxification treatment of organohalogen compound and system for detoxification treatment
Inventor: KATO OSAMU
IPC: A62D3/34
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for detoxification treatment of an organohalogen compound with which a fear of consuming the amount of an alkali metal can be reduced with a slight fear of converting organic solvents into a raw material for producing tarlike polymers and reactivity of the organohalogen compound with the alkali metal is good while simply controlling the temperature in a reactional step.  <P>SOLUTION: The method for the detoxification treatment of the organohalogen compound comprises a reactional step of reacting the organohalogen compound with the alkali metal in an organic solvent. A 9-13C paraffin is used as the organic solvent.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003292005-A (JP)
Title: Quantitative solution injection container
Inventor: KANEKO SATOSHI
IPC: B65D47/20
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a solution injection container reinforced by providing a rib which extends in the axial direction of an axis, in a quantitative solution injection container wherein an operation rod which engages with a closing member for opening and closing a communicating path to a weighing chamber is suspended on the top wall of a screw cap so as to open and close the communication path to the weighing chamber in response to the up-and-down motion of a cap.  <P>SOLUTION: A weighing injection container provided with a container, an inner plug which is fitted to a container spout and is provided with the weighing chamber and a communicating section for communicating the weighing chamber and an interior of the container and the cap screwed into the container spout is characterized in that the weighing chamber comprises an outer peripheral cylinder which forms a spout mouth section at the upper end, a bottom wall and an inner peripheral cylinder, the communicating section is suspended from the inner periphery of the upper wall running to the upper end of the inner cylinder, the upper section is determined to be an engagement cylindrical section and the communicating section comprises a communicating cylinder where a communicating hole is drilled and a support cylinder where a communicating closing member upwardly energized by a spring is movably fitted and inserted vertically at the lower section, the cap is provided with the operation rod which is engaged with an upper face of the communicating closing member and a sealing ring which seals the spout mouth section of the inner plug at the lower face of the top wall, and the operation rod comprises the axis and a plurality of ribs which are extended in the direction of the axis protruded on the outer peripheral surface thereof.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003291959-A (JP)
Title: Wrapping film-housing paper box
Inventor: WAKUI YASUSHI
IPC: B65D5/72
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wrapping film-housing paper box which houses a wrapping film 30 wound around a cylindrical paper tube 40 such as an aluminum foil or a resin film for domestic use, has a laterally long rectangular parallelepiped-shape having a pentagonal side surface wherein a slope plate 8 is connected at the bottom rear corner part, has characteristics such as closely joining and favorably being attached to the palm; and of which the shape is novel while being excellent in display effect or the like.  <P>SOLUTION: A laterally long saw blade 20 made of a metal or a hardened resin is attached to the lower end part of a lid surface front plate 5a, the front end part of a bottom surface plate 3, the upper end part of a front surface plate 2 or the like of this laterally long rectangular parallelepiped-shaped paper box 10, and the paper box 10 houses the wrapping film 30 wound around the cylindrical paper tube 40. In the paper box 10, the laterally long rectangular slope plate 8 is connected respectively through a folding line between the laterally long rectangular bottom surface plate 3 and a rear surface plate 4. Then, the bottom rear corner parts of right and left square side surface plates 6 and 6 are respectively diagonally cut for the wrapping film-housing paper box 10.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003299362-A (JP)
Title: Voltage regulator
Inventor: MAKISHIMA YOSHIKI
IPC: H02M5/12
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a voltage regulator which can suitably protect a load device even in a state that an input voltage from a power line is normally lower.  <P>SOLUTION: A control circuit 8 controls a power circuit 6 based on an output voltage. When the output voltage is lowered from a lower limit value of a supplied specified voltage to the load device 3 and this state is continued for a predetermined period, the protective switching operation of a protective circuit 7 is performed. The circuit 8 has a predetermined warning means to inhibit the operation of the warning means in association with the protective switching operation. The circuit 8 performs an automatic resetting operation for eliminating the protective switching operation by the circuit 7, when the output voltage is raised to a predetermined resetting condition value after a predetermined standby period is elapsed after the protective switching operation is started, and this state is continued for a predetermined period.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003297666-A (JP)
Title: Method for manufacturing thin film for electronic part and the electronic part
Inventor: NAGASHIMA NAOYUKI
IPC: H01G4/30
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To decrease production cost of an electronic part and to stabilize electric performance, while preventing a formation of crevices at lamination.  <P>SOLUTION: In a method for manufacturing a thin film for an electronic part, after a slurry-like coating liquid is prepared by mixing thin film powders, a bonding agent and a solvent and is coated on a separation film F for manufacturing the thin film, the coated slurry-like coating liquid is dried, thereby forming the thin film for the electronic part on the separation film F. A dent having a circumscribed circle of a diameter of 1 μm to 5 μm is formed. On a surface of the thin film for the electronic part after dried, the number of dents is in the range of 3 pieces to 30 pieces per surface of 100 μm<SP>2</SP>and an area ratio of the circumscribed circle occupied on the surface of the thin film for the electronic part is in the range of 10% to 70%.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003292942-A (JP)
Title: Repairing agent for concrete, repairing material containing the same and repairing method
Inventor: MATSUMOTO SUSUMU
IPC: C09K3/10
Filed: 2002-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a concrete repairing agent composed of one liquid, free from the restriction of working life, easily handleable, having excellent sealing power of a water-leak point independent of the wetness of the point, ensuring high adhesive strength and stable with time.  <P>SOLUTION: The repairing agent contains (a) a polymeric polyhydric alcohol derivative and (b) boric acid as essential components and further contains (c) a dihydric or polyhydric alcohol, (d) a sugar and (e) a nonionic and/or cationic organic polymer emulsion as optional components. The repairing agent can be applied by coating or injection or used in a state coated to or impregnated in a sponge, string, cord, film, sheet, cloth, nonwoven cloth, paper, etc.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003293111-A (JP)
Title: Metallic strip non-contact controller
Inventor: KUWANA TERUHISA
IPC: C21D11/00
Filed: 2002-04-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inexpensive metallic strip non-contact controller which is adaptable to the meandering of a metallic strip and the change of the width thereof.  <P>SOLUTION: The metallic strip non-contact controller is provided with a non-contact controlling means at least having first and second actuators arranged at the both end parts in the width direction on one surface side or obverse and reverse surface sides of a metallic strip so as to be confronted with the metallic strip, and applying electromagnetic force to the metallic strip in a non-contact state, and controlling the behavior thereof; and a frame having a sheet width follow-up mechanism movable so as to change a spacing between he first and second actuators while holding a center position in the width direction between the first and second actuators, and a meandering follow-up mechanism movable while retaining the spacing in the width direction between the first and second actuators.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003298195-A (JP)
Title: Wiring board
Inventor: SUGIMOTO YASUHIRO
IPC: H05K1/02
Filed: 2002-04-03
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a wiring board for evaluating a signal line layer in which characteristics close to the original characteristics only of a signal line layer can be measured by eliminating the effect of measuring pads, via lands, and the like, as much as possible, and a general purpose wiring board in which the effect of via lands is eliminated as much as possible.  <P>SOLUTION: The wiring board 100 has first and second ground conductor layers 120 and 160 sandwiching a strip line layer 141 through first and second insulation layers 130 and 150. The strip line layer 141 is provided, at the opposite ends thereof, with via lands 142 and 143 being connected therewith. The first ground conductor layer 120 is provided with corresponding first ground layer openings 120K and 120L facing the via lands 142 and 143 through the first insulation layer 130.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003272080-A (JP)
Title: Method and device for specifying remote transmission unit of vehicular tire pressure monitoring system by using secondary modulation of wheel rotation
Inventor: STARKEY FRED L
IPC: B60C23/02
Filed: 2002-03-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide an automatically controllable with improved reliability remote tire monitoring system.  <P>SOLUTION: The remote tire monitoring system 10 includes a tire monitor 12 arranged in respective wheels of a vehicle V, and transmitting a radio signal modulated by tire data, and a modulating means arranged in the vicinal upper part of the tire monitor, and adding secondary modulation to the radio signal. A receiver 14 receives the radio signal, and restores the tire data 26 from the radio signal, and relates the tire monitor to the respective wheels of the vehicle by using the secondary modulation.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003303798-A (JP)
Title: Semiconductor cleaning equipment
Inventor: DOI MINORU
IPC: H01L21/304
Filed: 2002-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide cleaning equipment wherein the increase of a foot space can be restrained when the substrate area of a silicon wafer or the like is enlarged and cleaning performance is superior, and to provide a cleaning method.  <P>SOLUTION: This semiconductor cleaning equipment is constituted of a treatment tank having a double structure formed of an internal tank 12 wherein an upper part is opened and a substrate is accommodated and an external tank 14 which so covers the internal tank that the internal tank can be tightly closed. At least one cleaning solution supply piping for supplying a cleaning solution from a cleaning solution inlet port 18 at the bottom of the internal tank and an internal tank drain pipe 20 for draining the solution of the internal tank are connected with the internal tank 12. Solvent containing gas supply piping 32 for supplying solvent containing gas for drying the substrate, solvent decomposing gas supply piping 34 for supplying solvent decomposing gas for decomposing a solvent component stuck on the substrate, an exhaust pipe 50 for discharging gas in the treatment tank and an external tank drain pipe 22 for draining a solution which overflows from the internal tank to the inside of the external tank are connected with the external tank 14.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003261190-A (JP)
Title: Electric spray
Inventor: OTA ATSUSHI
IPC: B05B11/00
Filed: 2002-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electric spray which is excellent in operativity, does not cause liquid leakage even if it tumbles, and can be attached to either a dedicated bottle or a general-purpose bottle for use.  <P>SOLUTION: A bottle 1 for receiving a liquid to be sprayed and a case 3 accepting a pump 20 and a power source 30 are detachably coupled via a joint 2. A switch 60 is operated by a control part 40 provided on the case 3 to supply power to a motor of the pump 20 from the power source 30 to activate the pump 20 for spraying. The joint 2 has a joint, a thread diameter of the dedicated bottle and pitches in common with those of the general-purpose bottle, to allow both the dedicated bottle and the general-purpose bottle to be coupled and used. Since a valve member 9 closes an air vent of a packing of the bottle 1 except when the control part 40 is operated, the liquid does not leak even if the spray tumbles.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002358668-A (JP)
Title: Optical pickup apparatus, and optimal light spot focusing method
Inventor: RI YOSAI
IPC: G11B7/1275
Filed: 2002-04-11
Abstract: PROBLEM TO BE SOLVED: To provide an optical pickup device and an optimal light spot focusing method. SOLUTION: The optical pickup device includes a diffraction member which has a first diffraction region having a wide width in a direction corresponding to the tangential direction of a recording medium, and second to fifth diffraction regions sequentially arranged around the outside of the first diffraction region in a direction corresponding to the radial direction of the recording medium, divides a first light beam made incident and reflected by the recording medium into five optical regions, and diffract the light beam into 0 order and ±1 order light beams, and a first photodetector having first to fifth light receiving portions which receives and photoelectrically transduces the first light beam reflected by the recording medium and diffracted by the first to fifth diffraction regions of the diffraction member.  The first light receiving portion has four-divided light receiving regions divided into the radial and tangential directions to receive the +1 order or the -1 order beams diffracted by the first diffraction region. The second to fifth light receiving portions has single and/or two-divided light regions to receive the +1 order or the -1 order beams diffracted by the second to fifth diffraction regions.
Patent JP-2003309529-A (JP)
Title: Rf power detection circuit
Inventor: YAMAZAKI HIROSHI
IPC: H04B17/318
Filed: 2002-04-15
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem of a detection error occurring due to a carrier pattern in a detected power of a conventional RF power detection circuit.  <P>SOLUTION: The RF power detection circuit is provided with the following components. Specifically, a detection circuit 3 for receiving an RF signal as an input from a multi-carrier RF power source and generating an output corresponding to an electric power of the input signal; a reverse characteristics generating circuit 5 for generating a signal to correct characteristics of the detection circuit 3 in accordance with a carrier pattern of the multi-carrier RF signal; and a synthesis circuit 6 for correcting an output of the detection circuit 3 with use of the output from the reverse characteristics generating circuit 5 and outputting it. The resultant RF power detection circuit offers a high accuracy, reducing the influence by the carrier pattern.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003319578-A (JP)
Title: Armature for rotating electric machine and its manufacturing method
Inventor: YOKOO TSUGIO
IPC: H02K15/02
Filed: 2002-04-17
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the amount of projections formed at an embossed portion to provide gaps between a plurality of core materials that constitute an armature.  <P>SOLUTION: A projection 3d and a concave 3e at a first embossed portion which are formed on a boss 3b of the core materials 3 to fix and adhere respective core materials 3, and a projection 3f and a concave 3g at a second embossed portion to form gaps between adjacent armature cores 3 are embossed and formed at a pitch different each other in a circumferential direction, then the projection 3f at the second embossed portion is constituted so that it may come into contact with a plate surface other than respective embossed portions of the core materials 3, when the core materials 3 are superposed (stacked).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003318580-A (JP)
Title: Heat sink and apparatus including the same
Inventor: IKEURA TAKEYOSHI
IPC: H01L23/40
Filed: 2002-04-19
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a conductive pattern from being released due to shaking of a heat sink by mounting the sink on a substrate in a state of not shaking or falling out.  <P>SOLUTION: The heat sink 1 comprises: a body 2; at least two legs 3 oppositely provided for mounting on a board 5 and having a pressing part 7 for pressing the board 5 to the body 2 side by bringing the board 5 into contact with the rear surface side of the mounting hole 6 of the board 5 in the mounting state on the board 5; and a locking part 8 for locking the rear surface of the board 5 in the state that the part 7 and the part 8 are aligned in the widthwise direction of the legs 3. The part 7 and the part 8 can be provided at a same leg or might be provided at different legs.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003313890-A (JP)
Title: Construction method of underground structure
Inventor: FUKUMOTO TADAHIRO
IPC: E02D29/045
Filed: 2002-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a construction method favorable for the construction of a long underground structure such as an underground road, a channel or a tunnel, or a non-long underground tank while eliminating the waste of material and labor required for the construction of the underground structure by using the improved ground improved by a deep mixing method, as it is as a structural main body.  <P>SOLUTION: This construction method comprises a step of improving the ground for constructing the underground structure, into a range of bearing internal and external force working on the underground structure, by a deep mixing method, a step of excavating the improved ground down to the depth position of a slab bottom plate to construct slab concrete, and a step of using the slab concrete as a strut after the slab concrete manifests required strength, to excavate the improved ground below by a space portion equivalent to the underground structure and finishing the internal wall, floor, and the like of this space to complete the underground structure.  <P>COPYRIGHT: (C)2004,JPO