baber/WOPTO huggingface dataset:
Patent JP-2003078201-A (JP)
Title: Semiconductor laser drive device and laser scanning device
Inventor: SUDA TADAAKI
IPC: B41J2/44
Filed: 2002-05-28
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor laser drive device which finely and easily regulates the impedance of the drive current wiring of a semiconductor laser so as to enable the semiconductor laser to output a proper volume of laser rays, is easily manufactured, provided at a low cost, decreased in cost, and reduced in size. SOLUTION: A semiconductor laser drive device is equipped with a semiconductor laser 11, and a laser drive circuit 20 which outputs a drive current used for driving the semiconductor laser 11 to output a laser beam. A control unit 29 which controls the impedance of a drive circuit by regulating the drive current wiring in effective wiring length and wiring width is provided to a part of the drive current wiring 31 which outputs a drive current for driving the semiconductor laser 11 to emit a laser beam. The impedance of the drive circuit is regulated by the control unit 29 so as to feed a proper drive current to each of semiconductor lasers of different characteristics, by which a semiconductor laser capable of emitting a laser beam superior in rise characteristics can be realized.
Patent JP-2003346580-A (JP)
Title: PROCESS FOR PRODUCING Nb3Sn BASED SUPERCONDUCTING WIRE
Inventor: KURAHASHI HIDEFUMI
IPC: H01B12/10
Filed: 2002-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a superconducting wire having enhanced quality inexpensively.   <P>SOLUTION: The process for producing an Nb3Sn based superconducting wire comprises steps for forming a bronze pipe (6) by applying closed die forging to a tin rich bronze material (3), for forming a composite wire material by arranging a large number of previously shaped niobium cores in the bronze pipe (6), and for producing an Nb3Sn based superconducting intermetallic compound by applying diffusion heat treatment to the composite wire material following a specified surface reduction processing thereby causing reaction between tin in the composite wire material and niobium.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003344207-A (JP)
Title: Diaphragm seal type measuring instrument for measuring differential pressure
Inventor: KUROSAWA AKIRA
IPC: G01L19/06
Filed: 2002-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To make a diaphragm seal unit portion replaced easily, to enhance maintainability, and to cope with various kinds of processes.   <P>SOLUTION: This diaphragm seal type differential pressure measuring instrument provided with the diaphragm seal unit via a connecting pipe sealed with a sealing liquid in a differential pressure measuring instrument main body is provided with a seal attaching and detaching means provided in the connecting pipe, and for attaching and detaching a midway portion of the connecting pipe under the condition where the connecting pipe is sealed with the sealing liquid, a sealing liquid expansion and contraction means provided in the connecting pipe in a differential pressure measuring instrument main body side compared with the seal attaching and detaching means, or in the measuring instrument main body to be communicated with the sealing liquid, and for absorbing expansion and contraction of the sealing liquid, and a communication blocking means for communicating or blocking the communication between the sealing liquid expansion and contraction means and the sealing liquid.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003008120-A (JP)
Title: Method and device for tuning laser
Inventor: NEBENDAHL BERND
IPC: H01S3/1055
Filed: 2002-06-03
Abstract: PROBLEM TO BE SOLVED: To provide a method and device for tuning laser by which a laser can be tuned with high a precision at low manufacturing and management costs. SOLUTION: The laser tuning method includes a step of supplying a laser beam to the route of the laser between the cavity-end element 6 of an external cavity 2 and a tuning element 8, a step of selecting at least one mode of the laser by introducing a dispersion element 10 into the route, and a step of rotating the element 8 around a theoretically defined pivot axis 14 for tuning the laser by the intersections of the flat surfaces of the elements 6, 10, and 8. The method also includes a step of moving the dispersion element 10 so that the shift of the pivot axis 14 between its actual position and the theoretically defined position may be executed correspondingly to the rotation so as to compensate the shift at least partly.
Patent JP-2004014154-A (JP)
Title: Solid polymer fuel cell system
Inventor: KOYAMA KAZUHITO
IPC: C01B3/38
Filed: 2002-06-04
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem of deterioration of electricity generating property of a fuel cell caused by the fluctuation of temperature distribution of the fuel cell main body due to the transfer of latent heat of vaporization of which, large amount is necessary for sufficiently humidifying the gas in the fuel cell main body or at the part just preceding the main body.  <P>SOLUTION: The moisture in the fuel gas flowing into an anode 2 of the fuel cell 3 can be controlled in a necessary density area by increasing the steam-carbon ratio of a reforming device 6 located at the most upper stream of the solid polymer fuel cell, by the above, the stability of the fuel cell can be maintained.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004012602-A (JP)
Title: Camera
Inventor: ICHIMASA SHIYOUJI
IPC: G03B17/24
Filed: 2002-06-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a camera in which stable magnetic reproducing signals without noise can be obtained without making a circuit structure complicate.  <P>SOLUTION: The camera is equipped with a film feeding motor, a first energizing means to fast energize the film feeding motor, a second energizing means for low-speed energizing, a magnetic reproducing means to reproduce magnetic information recorded in a magnetic recording part provided in the film, a film feed controlling means to detect exposed frames by the magnetic reproducing means and to locate the film in an unexposed frame, and a mode switching means to switch operation modes of the camera. When the camera is set in a specified mode and the film inserted in the camera is the middle of use, the feed motor is fast energized by the first energizing means (DC energizing) during reproducing magnetic signals, while other elements are energized at a low rate by the second energizing means (PWM energizing). By this method, MRC which is difficult due to the motor noise when the camera is set in the silent mode (PWM energizing to a picture feed motor), can be easily performed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004013511-A (JP)
Title: Process control device
Inventor: YUKITOMO MASANORI
IPC: G05B13/04
Filed: 2002-06-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a process control device capable of excellently controlling a control object over a wider range and performing adjustment work such as adjustment of a control parameter in a field very easily.  <P>SOLUTION: The process control device is provided with a controller 1 outputting an operation quantity to the control object from a control target value and a control quantity of the control object, a disturbance compensator 2a outputting an operation quantity to the control object from the control quantity of the control object, and a subtractor 4 subtracting the operation quantity of the disturbance compensator 2a from the operation quantity of the controller 1 for generating a final operation quantity to the control object. The controller 1 is constituted of a model compensator 12, an internal compensator 2b, and a proportion apparatus 11 inputting an addition signal of a deviation between the control target value and the control quantity of the control object and an output of the model compensator 12. The model compensator 12 inputs a difference between an output of the proportion apparatus 11 and that of the internal compensator 2b. The internal compensator 12 inputs an output of the model compensator 12 to equalize a coefficient for computing of the internal compensator 2b with a coefficient for computing of the disturbance compensator 2a in the controller 1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004008099-A (JP)
Title: Raking tool such as for weeding use
Inventor: NARUO MANIROKU
IPC: A01D1/00
Filed: 2002-06-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a raking tool for easily and singly carrying out weeding or mowing work.  <P>SOLUTION: The raking tool 1 is such one that the raking part 3 thereof is mounted with a cutting blade 4 such as a cutter, saw blade or wire, wherein the cutting blade 4 can be attached exchangeably or so as to be variable in attaching position, and furthermore, it is preferable that the cutting blade 4 can be housed in the grip 2 of the tool 1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004015585-A (JP)
Title: Device and method for printing moving image and computer program
Inventor: KONDO YOSHIYUKI
IPC: G06F3/12
Filed: 2002-06-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a moving image printing device that can confirm moving images even when the device has an inexpensive configuration.  <P>SOLUTION: In this moving image printing device which performs printing based on streaming data composed of many continuous frame images, a CPU 10 extracts a plurality of temporally discrete I-frame images from the streaming data. The extracted I-frame images are printed in a list by means of a printing section 21.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003202002-A (JP)
Title: Hydraulic circuit of construction machinery
Inventor: TSUKAMOTO HIROYUKI
IPC: E02F9/22
Filed: 2002-06-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hydraulic circuit which favorably controls negative feedback control and saves on hydraulic energy wastefully consumed by a negative control diaphragm.  <P>SOLUTION: The hydraulic circuit of a construction machinery is furnished with a discharge variable hydraulic pump to negative-feedback-control discharge in accordance with pressure on the upstream side of the diaphragm by providing the diaphragm on the side of an oil tank of a center oil passage. The machinery also constitutes its characteristic feature to control to restrict the discharge by making a hydraulic signal work on a controller of the discharge variable hydraulic pump by providing a by-pass oil passage including a variable relief valve in parallel with the diaphragm, providing an operation detection means to detect operation of a working machinery of the construction machinery and making relief pressure of the variable relief valve low relief pressure at the time when the operation detection means does not detect any operation.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004020024-A (JP)
Title: Combustion controller
Inventor: YAMAZAKI AKIO
IPC: F23N5/00
Filed: 2002-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a combustion controller executing re-operation in an operation state before a power failure after raising a room temperature lowering during a combustion stop caused by the power failure to a state approximate to a room temperature before the power failure by re-operation after power failure restoration.  <P>SOLUTION: This combustion controller executes automatic and manual operation, stores various kinds of information before the power failure into a nonvolatile storage means 20 in the power failure to stop the operation, and executes the re-operation according to the information stored in the storage means 20 in the power failure restoration. When executing re-operation by manual operation after the power failure restoration, because executing the manual operation at set heating power before the power failure after executing correction operation correcting the lowering room temperature, the room temperature when manually starting the re-operation after the power failure restoration is not smaller than the room temperature before the power failure not to impart cold. Accordingly, the combustion controller is user-friendly.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004021614-A (JP)
Title: Trace data processing device, trace data processing method, and program for performing it
Inventor: FUKATSU NORIYASU
IPC: G06F9/40
Filed: 2002-06-17
Abstract: <P>PROBLEM TO BE SOLVED: To record trace information about a subroutine by a small number of overheads for tracing the CALL timing of the subroutine in the occurrence of an abnormal condition.  <P>SOLUTION: This trace data processing device is provided with a data table storing a call step number CS*N of a call origin subroutine, a pointer number RS*N of a call destination subroutine, and an execution result RS*R of the call destination subroutine, a CALL pointer 24(P1) showing the storage position of the call step number CS*N and the pointer number RS*N, an RET pointer 25(P2) showing the storage position of the execution result RS*R, and a storage means storing the call step number CS*N and the pointer number RS*N in the position shown by the pointer P1 when a pointer with a trace point instructs storage in the data table 23, and storing the execution result in the position shown by the pointer P2 in restoration from the call destination subroutine.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003049699-A (JP)
Title: Method and apparatus for monitoring drive unit of vehicle and/or each component allocated thereto
Inventor: BAUER JUERGEN DR
IPC: F02D29/04
Filed: 2002-06-19
Abstract: PROBLEM TO BE SOLVED: To inexpensively monitor a drive unit of a vehicle and/or each component allocated to the vehicle. SOLUTION: A torque quantity indicative of characteristics of necessary torque of the drive unit and/or each component allocated to the drive unit is measured, and an error is detected according to the torque quantity and/or a quantity on which the measurement of the torque quantity is based.
Patent JP-2004022469-A (JP)
Title: Mechanism which prevents dropping out of universal serial bus connector
Inventor: SHIBATA YASUHISA
IPC: H01R13/46
Filed: 2002-06-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a mechanism which prevents easy dropping out of a universal serial bus connector when a force in connector pulling out direction is added, and also solves a problem that a mechanism for preventing the universal serial bus connector dropping out cannot be added.  <P>SOLUTION: A universal serial bus cable 5 near the universal serial bus connector 4 is fixed crank-like. For the fixing, the mechanism having a universal serial bus cable fixing guides 1c and 2c, which prevents the dropping out, is added. Consequently, prevention of the universal serial bus connector dropping out is easily realized, and the addtion of the mechanism to the current universal serial bus connector is also easy.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004016742-A (JP)
Title: Volatile chemicals carrier
Inventor: KATO HIROSHI
IPC: A61L9/04
Filed: 2002-06-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a volatile chemicals carrier which can gradually and stably volatilize a prescribed amount of chemicals such as fragrance in a prescribed period, keep shape stability of chemicals even when a large amount of fragrance, or the like, is contained, is contracted after use to confirm the end point after use, and can be easily disposed of after use.  <P>SOLUTION: This volatile chemicals carrier is manufactured by drying cellulose gel produced by a microorganism. It is preferable that the cellulose gel produced by the microorganism is Nata de Coco.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004027632-A (JP)
Title: Lath fastening structure and exterior wall dismantling method
Inventor: KAWAI MAKOTO
IPC: E04F13/04
Filed: 2002-06-25
Abstract: <P>PROBLEM TO BE SOLVED: To propose an exterior wall dismantling method that can easily recover an exterior wall surface material in a reusable or recyclable state and reduce time and cost in dismantling an exterior wall.  <P>SOLUTION: The exterior wall is provided with the exterior wall surface material 1; a lath 3 disposed on the surface side; a washer 4 for pressing the lath 3 to the surface side of the exterior wall surface material 1; a nail 5 driven into the exterior wall surface material 1 through the washer 4 so that the tip part 5b projects to the back face side of the exterior wall surface material 1; and mortar 8 applied to the surface side of the exterior wall surface material 1 with the lath as backing. In the method of dismantling the exterior wall, the tip part 5b of the nail 5 projecting to the back face side of the exterior wall surface material 1 is pushed out toward the surface side from the back face side of the exterior wall surface material 1 by an automatic nail push-out machine 9 to push out the nail 5 from the exterior wall surface material 1. Then the lath 3, mortar 8 and washer 4 are integrally removed from the exterior wall surface material 1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004030217-A (JP)
Title: Authentication method and apparatus, and settlement method using the same
Inventor: ABE MICHIYUKI
IPC: G06Q10/00
Filed: 2002-06-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a technique for authentication and settlement when an electronic wallet is used on condition that security is ensured even in the absence of a dedicated authenticating apparatus.  <P>SOLUTION: A user accesses a common server by using a WWW browser on a user terminal (S10). The common server sends a user ID, an affiliated store ID, a specific code, a specific code validity time, etc., to the user terminal (S12). The user presents the information to a salesclerk of the affiliated store (S14). The salesclerk of the affiliated store inputs the specific code to an affiliated store terminal to access the common server (S16). The common server sends the user ID, affiliated store ID, specific code validity time, etc., to the affiliated store terminal (S18). The salesclerk of the affiliated store compares those pieces of information with the display contents of the user terminal and authenticates the user (S20) when they match with each other to deal the user as if a prepaid card etc., were presented.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004025670-A (JP)
Title: Method for forming groove part for opening container
Inventor: TAKADA KOJI
IPC: B31B31/74
Filed: 2002-06-26
Abstract: <P>PROBLEM TO BE SOLVED: To form an easily opening groove part always having a proper depth to the surface of the expanded sheet made of a resin of a container, which is equipped with a flow channel between two bonded resin sheets by expanding at least one resin sheet from the surface of the resin sheet, without stopping the feed of the container.  <P>SOLUTION: In the method for forming the groove part for opening the container, the surfaces of the resin sheets 1a and 1b are irradiated with a laser L for forming the groove part and the forming range of the groove part along the irradiation direction is larger than the expanded quantity of the resin sheets 1a and 1b in the forming region of the flow channel 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003048319-A (JP)
Title: System and method employing lower data rate for print head having nozzles arranged in proximity to each other
Inventor: ASKELAND RONALD A
IPC: B41J2/01
Filed: 2002-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a system and a method employing a lower data rate (312) and a smaller number of memories in a high nozzle/inch print head. SOLUTION: The print system (100) comprises a print head assembly (110) for printing ink onto a print medium (114), and an ink supply source (112). The print head assembly (110) comprises a print head body, ink channels (121), a substrate, e.g. a semiconductor wafer, a nozzle member (120), and a barrier layer placed between the wafer and the nozzle member. The nozzle member (120) has a plurality of nozzles coupled with individual ink channels (121), and is secured to the print head body at a specified position thereof using an appropriate adhesive layer. The print head (110) further comprises a firmware, software, or a controller (116) connectable with any appropriate processor for controlling ink ejection from the plurality of nozzles. The controller (116) receives data stored in a buffer memory (302), specifies a basic element address (308) in a heater array from that data, and determines the jet pulse rate of a heater element (117) in the heater array.
Patent JP-2004025806-A (JP)
Title: Method and device for detecting overflow of rubber during vulcanization of rubber product
Inventor: KAWASHIMA YOICHI
IPC: B29K105/24
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and a device for detecting the overflow of rubber during the vulcanization of a rubber product, which method and device can be used suitably for the quality control of the rubber product such as a rubber bearing.  <P>SOLUTION: The overflow of the rubber through an excess rubber passage n provided inside a mold M is detected in a process of vulcanizing the rubber product G inside the mold M. A pair of electrodes 2 and 3 are placed inside the excess rubber passage n. The rubber flowing into the excess rubber passage n short-circuits between the electrodes 2 and 3, whereby the overflow of the rubber is detected.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004035578-A (JP)
Title: Foam and its molded article
Inventor: KOBAYASHI HIRONORI
IPC: B65D85/50
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a molded article, such as a tray for vegetables and fruits, which has a strength and flexibility capable of sufficiently enduring transportation of vegetables and fruits and is excellent in capability for removing adhered water, such as dew condensation water, adhered on the surface of vegetables and fruits.  <P>SOLUTION: The molded article is obtained from a foam which is prepared from a resin composition comprising 100 pts.wt. resin mixture consisting of a polystyrene resin and an ethylene-styrene copolymer and 0.5-5 pts.wt. at least one surfactant selected from among anionic surfactants, cationic surfactants, and nonionic surfactants and has an open cell content of 60% or higher.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003096190-A (JP)
Title: Method for producing granular polyarylene sulfide
Inventor: MIYATA HIROSHI
IPC: C08G75/025
Filed: 2002-07-01
Abstract: PROBLEM TO BE SOLVED: To efficiently produce in a short time at a high yield a polyarylene sulfide having a narrow particle size distribution and excellent in handling properties. SOLUTION: The production method comprises subjecting a dihaloaromatic compound to preliminary polymerization in the presence of 0.5-2 moles of water per mole of an alkali metal sulfide at 180-260 deg.C until the conversion rate reaches at least 90 mole%, feeding a phase separation agent at a polymerization temperature of at least 240 deg.C, keeping the temperature at 220-235 deg.C after the feed, raising the polymerization temperature again to at least 245 deg.C and continuing the polymerization reaction under an agitation condition of an agitation power of at least 0.3 kw/m<3> .
Patent JP-2004039749-A (JP)
Title: Multi-phase inverter module
Inventor: TORII TAKASHI
IPC: H01L25/18
Filed: 2002-07-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a multi-phase inverter module having the excellent cooling characteristic of a built-in semiconductor element by improving electromagnetic wave noise shielding performance while suppressive an increase in cost.  <P>SOLUTION: In the multi-phase inverter module in the two-story structure of a power semiconductor element 24 and a wiring board 27, electromagnetic wave noise is effectively shielded to provide the excellent heat radiation of a wiring board 27 through by the utilization of the excellent electrical conductivity and excellent thermal conductivity of a side wall 213, by providing the side wall 213 totally surrounding the power semiconductor element 24 to a metal member 21 for a cooling element formed as a so-called heat sink.  <P>COPYRIGHT: (C)2004,JPO