baber/WOPTO huggingface dataset:
Patent JP-2003269320-A (JP)
Title: Blade of wind force power generating device and assisting member
Inventor: NISHIDA HARUYUKI
IPC: F03D1/06
Filed: 2002-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To enhance the power generating efficiency at a low wind speed and prevent over-rotation of a wind mill by securing the power generating efficiency at a high wind speed.  <P>SOLUTION: Each blade 21 of this wind force power generation device 11 is arranged so that its rotating direction side is referred to as front, and the apposite side, as back its surface receiving the wind is as obverse, and the opposite surface is as rear. The blade 21 is structured so that an assisting member 23 is attached to the tail of the blade body 22 as a propeller blade. The blade body 22 is attached to the wind mill 20 so that the camber is convex to the rear side. The shape of the blade body 22 is decided appropriately from the size of the wind mill, the stall wind speed, the amount of power generation, etc. The assisting member 23 is in a flat plate and extends along the rear surface 22a of the blade body 22 to behind the blade body 22. The assisting member 23 is made of a fiber-reinforced plastic so that it has flexibility.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003270817-A (JP)
Title: Electrophotographic photoreceptor and image forming apparatus
Inventor: AZUMA JUN
IPC: G03G5/06
Filed: 2002-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor containing an arylidene derivative excellent in charge carrier transport characteristic in a photosensitive layer and having high sensitivity, low residual potential, excellent electrostatic charge performance and excellent repetitive characteristics and to provide an image forming apparatus in which an image fog does not occur even when images are repeatedly formed.  <P>SOLUTION: An arylidene derivative represented by formula (1) (where R<SP>2</SP>, R<SP>3</SP>, R<SP>5</SP>and R<SP>6</SP>are each halogen, an alkyl, alkoxy, aryl, aralkyl, alkylthio or a residue for forming a ring; R<SP>1</SP>and R<SP>4</SP>are each hydrogen, an alkyl or aryl; R<SP>7</SP>-R<SP>10</SP>are each cyano or alkoxycarbonyl; X is a condensed polycyclic hydrocarbon; m and n are each an integer of 0-4; when m is ≥2, a plurality of symbols R<SP>2</SP>may be mutually the same or different; and when n is ≥2, a plurality of symbols R<SP>3</SP>may be mutually the same or different) is incorporated into the photosensitive layer of an electrophotographic photoreceptor used in an image forming apparatus.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003272561-A (JP)
Title: Gas discharge tube and display device using the same
Inventor: TOKAI AKIRA
IPC: H01J11/24
Filed: 2002-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To arrange an electron emission film with an even thickness inside a gas discharge tube.  <P>SOLUTION: In a gas discharge tube with an electron emission film inside a tubing which forms a discharge space, the electron emission film is arranged in the discharge space by forming the electron emission film on a support member independently of the tubing, and inserting the support member into the tubing.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003269551-A (JP)
Title: Parallel gear head
Inventor: HAGA TAKU
IPC: F16H1/06
Filed: 2002-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a parallel gear head capable of saving a space, realizing reduction of a power transfer member while securing safety, and preventing power loss and leakage of lubricating oil.  <P>SOLUTION: In this parallel gear head wherein axes of an input shaft and the output shaft of the last steps are parallel, a hollow shaft 102 having a hollow part for inserting a driven shaft is used as the output shaft, and a side of an axial direction L4 of the hollow part 102a is bottomed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003268298-A (JP)
Title: Heat-resistant adhesive
Inventor: IKEDA MASAHIRO
IPC: C09D133/04
Filed: 2002-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide an adhesive usable under the environment of high temperature, whose adhesive strength is proper to surely fix a low rigidity material to a supporter when the material is subjected to processing and to easily separate it after the processing without giving damage and deformation thereto, and, in addition, no adhesive sticks or remains onto the separated material.  <P>SOLUTION: The heat-resistant adhesive is composed mainly of a (meth) acrylic compound obtained by copolymerizing a monomer containing an acryloyl or methacryloyl group with a monomer containing a polar group and having an average molecular weight of 100,000-2,000,000, and a crossliking agent. The adhesive strength of its adhesive layer is 0.1-3.5 N/25 mm by JIS Z0237 after the treatment of heating for 6 hours at 180°C.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003279420-A (JP)
Title: Temperature detection circuit
Inventor: AOTA HIDEYUKI
IPC: G01K7/00
Filed: 2002-03-22
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problems that it is difficult to acquire a voltage having an accurate temperature characteristic in a wide temperature range, and that temperature inclination of the voltage is fixed and difficult to be handled.  <P>SOLUTION: A first voltage source circuit outputs a voltage having a positive temperature coefficient, and a second voltage source circuit outputs a voltage having a negative temperature coefficient. A comparator adds the output voltage of the first voltage source circuit and the output voltage of the second voltage source circuit together to generate a reference voltage having no temperature coefficient, and compares the reference voltage with the output voltage of the first voltage source circuit. In the first and second voltage source circuits, the voltages having the temperature coefficients and the reference voltage having no temperature coefficient are acquired by applying a principle of the work function difference of a gate.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003284383-A (JP)
Title: Motor control apparatus
Inventor: YOSHIMOTO KANTARO
IPC: H02P21/22
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To obtain the optimum control effect of a harmonic current controller in response to the operating condition of a motor.  <P>SOLUTION: A motor control apparatus includes a fundamental harmonic current controller 2 for controlling the fundamental component of a motor current on a dq axis coordinate system which rotates in synchronism with the rotation or three-phase AC motor 14, a harmonic current controller 8 for controlling the harmonic component of the motor current on a dhqh axis coordinate system which rotates at a frequency of an integral multiple of the fundamental component frequency of the motor current, electric power converters 12a, 12b, 12c and 13 for computing a current-controlled voltage for controlling the motor current by summing the output of the fundamental harmonic current controller 2 and the output of the harmonic current controller 8 for generating a three-phase AC voltage in response to the current-controlled voltage and applying it to a motor 14, and a control effect modification circuit for modifying the control effect of the harmonic current controller 8 in response to the operating condition of the motor.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003281059-A (JP)
Title: Communication terminal, mail reception method and mail reception program
Inventor: WATANABE NAOYA
IPC: H04N1/32
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To reduce a communication cost by suppressing useless access when no mail is stored.  <P>SOLUTION: Mail storage-related information is received from a mail service center for providing an e-mail service (S401 to S403), and whether e-mail is stored in the mail service center is determined on the basis of the received mail storage-related information (S404). When it is determined that the e-mail is stored in the mail service center, a current receiving mode is determined (S405). For example, in an automatic receiving mode, a call is immediately made to the mail service center to receive the e-mail stored in the mail service center. In a manual receiving mode, a selection image as to whether or not to start a receiving mode is displayed, a start instruction is waited for and then the mail is received.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003284243-A (JP)
Title: Management system for apparatus in use
Inventor: OHATA TADASHI
IPC: G06Q50/00
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a management system for an apparatus in use that easily changes an operation time zone in which an apparatus in use is operated based on an hourly lamp contract with a power company.  <P>SOLUTION: The management system is provided with the apparatus 2 in use that is operated based on the hourly lamp contract with the power company and a management computer 1 of a facility management company that is communicable with the apparatus 2 in use via a communication circuit 3. When the hourly lamp contract is changed, the apparatus 2 in use that has received change data from the management computer 1 is operation-controlled by a microcomputer 4 as a control means based on the changed hourly lamp contract.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003282291-A (JP)
Title: Discharge lamp lighting device and luminaire
Inventor: KITAMURA NORIYUKI
IPC: H05B41/40
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a discharge lamp lighting device and a luminaire easily dimming a discharge lamp and having a simple circuit constitution.  <P>SOLUTION: This discharge lamp lighting device is provided with a control resonant circuit 6 having a similar resonant frequency in starting and lighting the discharge lamp 5 and resonating so as to saturate a first inductor L1 of an output resonant circuit 4 at the start when the discharge lamp 5 is fully lit.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003277477-A (JP)
Title: Epoxy resin composition and resin-sealing type semiconductor device
Inventor: YOKOUCHI HITOSHI
IPC: C08K3/00
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an epoxy resin composition for sealing with which reflow resistance and moisture proof reliability are improved while satisfying characteristics such as moldability and hardness.  <P>SOLUTION: The epoxy resin composition comprises (A) an epoxy resin component, (B) a phenol resin curing agent, (C) a silane coupling agent and (D) an inorganic filler as essential components. The epoxy resin component (A) comprises an epoxy resin having a skeleton represented by the genera formula (1) (wherein n is an integer of 0 or ≥1) and the phenol resin curing agent component (B) comprises a phenol resin having a skeleton represented by the general formula (2) (wherein n is an integer of 0 or ≥1).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003289169-A (JP)
Title: Semiconductor laser
Inventor: AOKI MASAHIRO
IPC: H01S5/026
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a device structure that can realize a high-output wavelength tunable laser having excellent wavelength stability even when the structure does not contain any complicated wavelength control circuit, and to provide the optical module structure of the device structure and a method of manufacturing the device structure.  <P>SOLUTION: The wavelength of the laser light emitted from a semiconductor laser is made continuously variable by means of a single electric signal in a wavelength tunable region by setting the length of a laser resonator, the electrical driving condition of the laser when the wavelength is varied, and the operating temperature of the laser within appropriate ranges. Particularly, in addition, the gain of the laser is improved, and the electrical resistance and thermal resistance of the laser are reduced by constituting a partial or whole portion of the waveguide of the laser resonator, in a broad multi-mode interference waveguide 550 having a breath that can tolerate multiple transverse modes and setting the width of the waveguide 550 and the length of the laser resonator to appropriate values. At this time, the mode conversion loss in the laser resonator can be reduced by using a self-image forming effect obtained by a multi-mode interference effect. In addition, the light intensity distribution at the exiting end of the laser becomes a single-peak lowest-order mode and a structure that can be connected suitably to an optical fiber, etc., can be obtained.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003288057-A (JP)
Title: Liquid crystal display device
Inventor: YAMAGUCHI AKIRA
IPC: G09G3/20
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a picture display device capable of displaying a picture having the optimum gradation characteristic corresponding to the kind of a display picture even though the display device does not perform nonlinear transformation by a LUT (lookup table).  <P>SOLUTION: The above problem is solved by allowing a picture display device to have a liquid crystal panel, a driver IC which supplies a driving signal to a liquid crystal display panel and has a plurality of reference voltage input points and a reference voltage supplying means which supplies reference voltages to the reference voltage input points of the driver IC and which can change independently a supplying voltage for each reference voltage input point.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003288381-A (JP)
Title: Method and device for verifying crosstalk noise quantity
Inventor: MORIKI HISAHIRO
IPC: G06F17/50
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and device for verifying the quantity of crosstalk noise capable of measuring quantity of the crosstalk noise of a signal extending over a plurality of wiring board, when constructing one system by the plurality of wiring boards, by making the noise margin of signal extending over the plurality of wiring boards appropriate to enable a design adaptable to high-speed signal.  <P>SOLUTION: The connecting relation of networks 11 and 21 on the plurality of wiring boards 1 and 2 to be connected through connectors is detected based on the position information of networks 11, 16, 21 and 26 on the wiring boards 1 and 2 and the connecting relation of the connectors 4 and 5 for connecting the wiring boards 1 and 2 to calculate how each network 11, 21 receives noise quantity from the peripheral networks 16 and 26 on each wiring board 1, 2. In reference to the above connecting relation, the noise quantity every wiring board 1, 2 is added with respect to the networks 11, 21 and it is judged whether the noise quantity on a network consisting of the networks 11 and 21 is within an allowable range or not.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003298614-A (JP)
Title: Line-connecting apparatus and communication system
Inventor: RIKITAKE JUNPEI
IPC: H04L12/46
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a line-connecting apparatus and a communication system that can quickly and simply reset a communication state by enabling a common carrier side to remotely reset a communication state in the line-connecting apparatus provided at a user side.  <P>SOLUTION: The line-connecting apparatus 20 provided at the common carrier side transmits a control packet for indicating the re-execution of the autonegotiation between a line-connecting apparatus 10 provided at a user side and a router 11 to the line-connecting apparatus 10 via an exclusive line N. The line-connecting apparatus 10 re-executes the autonegotiation based on the control packet that is transmitted via the exclusive line N to reset the communication state between the line-connecting apparatus 10 and the router 11, and transmits the result to the line-connecting apparatus 20 via the exclusive line N.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003293373-A (JP)
Title: Plant seed-containing body
Inventor: KAWAGUCHI MITSUO
IPC: A01C1/04
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a structure for a greening properly attaining even a greening object, securing strength, corrosion resistance or the like as construction and civil engineering materials in the case of site works and a plant seed- containing body used for manufacturing the structure.  <P>SOLUTION: In the plant seed-containing body 12, the mixture of nurture soil 18 and plant seeds 16 is solidified by using a biodegradable resin 14. In a matrix body 20 for the greening, the plant seed-containing body 12 is dispersed in a base material forming a continuous phase 30 as a disperse phase. Peat moss is used preferably as nurture soil 18 in porous concrete.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003291592-A (JP)
Title: Coating implement
Inventor: OMURA TAKASHI
IPC: A45D34/04
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a coating implement which enables as much consumption of an internal coating liquid as possible, which lessens nonuniformity of the shape or length of a brush component and the number of fibers and makes the quality thereof uniform, which prevents falling-off of the brush component or a part of long fibers and which curbs the rise of a manufacturing cost and facilitates disjointing and separation of a used product for disposal or recycling.  <P>SOLUTION: The coating implement comprises a container having the coating liquid internally and having an opening and a cap which can be fitted removably to the opening of the container and has the brush component for applying and leveling the coating liquid which is provided in continuity thereto by the medium of a shaft component. The cap has a cap part, the shaft part and a brush part formed integrally.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003298063-A (JP)
Title: Field effect transistor
Inventor: SUGIYAMA NAOHARU
IPC: H01L21/8238
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a field effect transistor that can suppress short channel effects and can be improved in driving force.  <P>SOLUTION: This field effect transistor is provided with a channel region 2 having a pair of facing channel surfaces, a pair of gate electrodes (3 and 4) respectively formed on the channel surfaces, and a source region 5 and a drain region 6 separately formed and positioned to hold the channel region 2 in between. The interval between the gate electrodes (3 and 4) on the source region 5 side is made longer than that between the electrodes (3 and 4) on the drain region 6 side.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003294718-A (JP)
Title: Device and method for piping inspection
Inventor: IWATA KIYOSHI
IPC: G01N29/04
Filed: 2002-04-02
Abstract: <P>PROBLEM TO BE SOLVED: To solve problems such that exfoliation and laying defects of polyethylene lining, which are applied inside the piping of an atomic power plant, and difficult to detect in its early stages because a visual inspection of lining exfoliation and condition thereof can be only conducted when piping spools are disassembled during regular inspections, and working hours of the plant regular inspections need much time for the piping inspection which are required to be reduced.  <P>SOLUTION: By emitting ultrasonic pulses to a pipe wall from a bent portion of the pipe, a reflected echo from the interface between the pipe and the lining and a reflected echo from the surface of the lining can be detected. When exfoliation of the lining occurs, the reflected echo from the surface of the lining cannot be detected, and thereby the condition of lining can be examined from the outside of the piping during plant operation.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003291866-A (JP)
Title: Assembling device for vehicle suspension
Inventor: HATTORI SHINICHIRO
IPC: B62D65/12
Filed: 2002-04-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide an assembling device for a vehicle suspension, enabling direct assembling of a damper to the car body without removal work of a tool.  <P>SOLUTION: An assembling device for a vehicle suspension includes an lift 7 for pushing up a sub-assembly 15 of the suspension incorporating a spring 13 and a dumper 14 from below the car body 16 suspended and supported on a hanger 12, and a towing means 11, one end of which is connected to a base (a truck 4) on which the lift is placed, the other end being provided with a connecting means to the car body. Thus, when the lift is raised to press the spring to the car body, pull-down force of the towing means is applied to the car body so that the spring can be contracted enough without lifting the car body.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003300224-A (JP)
Title: Method for changing color of resin in injection molding
Inventor: SAKAI TAKAYUKI
IPC: B29C45/17
Filed: 2002-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for changing a color of a resin which can decrease generation of a defective owing to a color mixture in changing the color in an injection molding using a single spindle injection molding machine.  <P>SOLUTION: A change is carried out from a former color resin 18 before changing the color to a latter color resin 20 after changing the color at a specific timing in the process of measuring with a screw 14. A skin layer 18a of a molded article just after an article of good quality molded only by the former color resin 18 is formed of a sufficient quantity of the former color resin 18 to completely cover a core layer 22a formed of a mixed color resin 22 comprising the former color resin 18 and the latter color resin 20, and a molded article formed of the former color resin 18 and the mixed color resin 22 is turned into an article with an acceptable appearance.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003301364-A (JP)
Title: Unidirectional filament three-dimensional structure by staple fiber interlacing
Inventor: SAKONJIYOU HIDEKI
IPC: D04H3/105
Filed: 2002-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a unidirectional three-dimensional fiber structure which is simply obtained in an arbitrary cross-sectional shape without needing a weaving process, has a high interlaminar strength, and does not form a crack.  <P>SOLUTION: The method for producing the unidirectional three-dimensional fiber structure is characterized by inserting many unidirectionally arranged filaments 44 into one end entrance 46a of a cylindrical die 47 having many needle holes 48 in the peripheral wall, applying a three-dimensional multi-axial needling treatment through the needle holes and simultaneously pulling out the treated many filaments 44 from the other end exit 46b of the cylindrical die.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003300653-A (JP)
Title: Large scale printing system
Inventor: YAMAMOTO KAZUHIKO
IPC: B41J29/48
Filed: 2002-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a large scale printing system capable of calculating remaining quantity of printing paper easily and completely.  <P>SOLUTION: This large scale printing system, equipped with a large printer having a feeding part for feeding the printing paper of roll type winding the printing paper around a roll spindle in a roll form to the downstream side, comprises a setting part 8 for detachably setting the roll paper, a weighing device 24 for measuring the weight of the roll paper 10 set on the setting part 8, a storage device for storing the information on the roll paper 10, an information processing device for processing the information, and a information distributing device for distributing the information to users. The information processing device is structured to calculate the remaining quantity of the printing paper not yet printed from weight measurement by the weighing device.  <P>COPYRIGHT: (C)2004,JPO