baber/WOPTO huggingface dataset:
Patent JP-2003258598-A (JP)
Title: Surface acoustic wave device
Inventor: MASUKO SHINGO
IPC: H03H3/08
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a surface acoustic wave device with less pad cracks and higher bump joining reliability.  <P>SOLUTION: The surface acoustic wave device includes: a base substrate formed by impregnating a resin into a glass cloth in which a plurality of glass thin fibers whose diameter is 1 μm or over and 6 μm or below are woven; a projection electrode placed on the base substrate; and a chip which is electrically and mechanically connected to the base substrate via the projection electrode and in which a surface acoustic wave element is formed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003257364-A (JP)
Title: Short arc mercury lamp
Inventor: YASUDA YUKIO
IPC: H01J61/073
Filed: 2002-03-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a short arc mercury lamp capable of suitably preventing shape change or wear of a tip of a negative electrode.  <P>SOLUTION: The negative electrode 2 and a positive electrode 3 are oppositely arranged in an arc tube 1, and mercury and a rear gas are sealed in the arc tube 1. The amount of the sealed mercury is equal to or more than 0.1 mg/cm<SP>3</SP>and equal to or less than 10 mg/cm<SP>3</SP>. The rear gas includes at least one of argon (Ar), krypton (Kr), and neon (Ne), and the amount of the sealed rear gas at a room temperature is a pressure of 1 to 8 atmospheres. The tip of the negative electrode 2 is a tapered conical shape, and a protrusion part is formed on a surface of the tip.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003262177-A (JP)
Title: Method of detecting excessive advance/retard of engine ignition timing, and automatic matching device
Inventor: YOSHIMI MASAFUMI
IPC: G01M15/00
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of quickly detecting an excessive advance/retard of engine ignition timing as a cause of an excessive rise of exhaust temperature, and to provide an automatic matching device for automatically matching an internal combustion engine by using the same method.  <P>SOLUTION: Cylinder pressure PTDC at the top dead center of the internal combustion engine and the maximum cylinder pressure PMAX are measured. When a difference ΔP between the cylinder pressure PTDC at the top dead center and the maximum cylinder pressure PMAX is less than the predetermined threshold value α, ignition timing of the internal combustion engine is detected being excessively advanced/retarded.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003262408-A (JP)
Title: Refrigerating unit
Inventor: SUDO MITSUTOSHI
IPC: F25D11/00
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a refrigerating unit having a motor-driven compressor protecting means making it possible to reduce the number of part items and costs.  <P>SOLUTION: The refrigerating unit C1 includes the closed motor-driven compressor 1 which sucks in gas refrigerant for compression, a condenser 2 for condensing the gas refrigerant at high pressure, an electronic expansion valve 4 for decompressing and expanding the high-temperature, high-pressure liquid refrigerant, and an evaporator 5 for evaporating low-temperature liquid refrigerant. The refrigerant is made to repeat state changers as it circulates in a refrigerating cycle comprising the above members connected together by refrigerant piping. When a motor coil of the motor-driven compressor 1 is determined to reach a high temperature equal to or higher than a predetermined value, the aperture of the electronic expansion valve 1 is temporarily or intermittently increased.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003258049-A (JP)
Title: Method for manufacturing semiconductor device
Inventor: NAKAHARA TSUTOMU
IPC: H01L21/66
Filed: 2002-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To increase the number of semiconductor chips obtained from one semiconductor wafer when the chip of a slender square shape in plane is fabricated.  <P>SOLUTION: A method for manufacturing a semiconductor device comprises steps of designing the width of a scribing region SCT extended in a direction parallel to the extending direction of the short side of a semiconductor chip forming region 1A in a degree in which the number of the chips obtained from one semiconductor wafer 1 is not decreased as much as possible; and designing the width of a scribing region SCY extended in a direction parallel to the extending direction of the long side of the semiconductor chip forming region 1A in a degree in which the region 1A is not cut at cutting the wafer 1 into individual chips.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003264884-A (JP)
Title: Speaker system
Inventor: KURATANI TOMOAKI
IPC: G10H1/32
Filed: 2002-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a speaker system wherein a speaker is mounted in a speaker box for demarcating its internal space capable of attaining the compatibility between avoidance of a sense of incongruity due to a greater deviation of a playing position and a sound dissipating position and providing no hindrance to keeping a stand upright.  <P>SOLUTION: The speaker system is provided with the speaker box 10 for including an upper face 101 and a slope 102 directed in an upwardly inclined direction to demarcate its internal space, a speaker 20 mounted on the slope 102 of the speaker box 10 and for emitting sound in an upwardly inclined direction, and a telescopic stand 30 which is stood upright from the inner spaced of the speaker box 10 and penetrated through the upper face 101.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002367956-A (JP)
Title: Electrode pad of semiconductor device and method of manufacturing the same
Inventor: MAGARA SHINJI
IPC: C23F1/36
Filed: 2002-03-07
Abstract: PROBLEM TO BE SOLVED: To provide an electrode pad of a semiconductor device for which a countermeasure for a bond lift is taken for the surface, and also to provide a method of manufacturing the same. SOLUTION: The electrode pad PAD is essentially an aluminum layer 11 connected to an inside conductive region, is formed on an interlayer insulation film 10 such as an SiO2 film, and is so structured as to be exposed in an opening of a passivation film 12 formed in the most upper layer. The electrode pad PAD is connected by bonding wires (not shown in the figure). An exposed surface of the electrode pad PAD is constituted of a rough surface R roughened by an etchant. Consequently, the surface of the electrode pad PAD has an almost even roughness, resulting in increasing a contact area of the bonding wires (not shown in the figure).
Patent JP-2002340495-A (JP)
Title: Lamination type heat exchanger, lamination type evaporator for car air-conditioner and refrigerating system
Inventor: HIGASHIYAMA NAOHISA
IPC: F28F9/22
Filed: 2002-03-13
Abstract: PROBLEM TO BE SOLVED: To provide a lamination type heat exchanger capable of uniformizing the dispersion of fluid from a header into respective flat tubes, a lamination type evaporator for car air-conditioner which is improved in the cooling efficiency of the same and a refrigerating system improved in the efficiency of the whole of the system. SOLUTION: Either one of left and right end plates 20 is provided with a circular fluid-introducing through-hole 27 communicating with a fore header 12b. The fluid introducing through hole 27 is covered by a semi-spherical fluid dispersion unit 60 having a plurality of small holes 60a. The fluid dispersion unit 60 can be arranged in the lower half of the through-hole 27.
Patent JP-2003269417-A (JP)
Title: Straightening mesh unit and fixing method of straightening mesh
Inventor: USHIJIMA KAZUHIRO
IPC: G01F1/00
Filed: 2002-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a straightening mesh unit and a fixing method of the straightening mesh, wherein a mounting state of the straightening mesh is uniformly kept by simple constitution and method, and the straightening mesh is surely fixed to the mesh unit.  <P>SOLUTION: An outer side edge part of an opening part of an inner frame body 11a configurating the straightening mesh unit 11, is provided with a first tapered face 11a1 and a second tapered face 11a2 respectively having an outer diameter smaller than an outer face of an inner frame body 11a. The first tapered face 11a1 and the second tapered face 11a2 are formed to have a step slightly smaller than a thickness of a bent piece 15A1, and an outer diameter of the first tapered face 11a1 is larger than an outer diameter of the second tapered face 11a2 by a size corresponding to the step. A plurality of bent pieces 15A1 of the straightening mesh 15A are held by an inner wall of an outer frame body 11b and the second tapered face 11a2, and the outer frame body 11b is fitted to the first tapered face 11a1.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003270603-A (JP)
Title: Transmission wavelength characteristic variable optical element, wavelength characteristic varying device using the same, optical amplifier, optical transmission system, and transmission wavelength characteristic control method
Inventor: ISHIWADA TAKASHI
IPC: H04B10/294
Filed: 2002-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a transmission wavelength characteristic variable optical element capable of actively equalizing even the change of waveform characteristics caused by temperature variance or the like, to provide a wavelength characteristic varying device, an optical amplifier, and an optical transmission system which use the same, and to provide a transmission wavelength characteristic control method.  <P>SOLUTION: The transmission wavelength characteristic variable optical element is provided with a light interference part 1 which has reflection films formed on light incident and exit faces of a magneto-optical crystal, permanent magnets 2a and 2b for giving a fixed magnetic field to the magneto-optical crystal, an electromagnet 3 for giving a variable magnetic field in a direction different from the fixed magnetic field, and a variable current source 4 for controlling a current flowing to the electromagnet 3, and transmission wavelength characteristics caused by interference of light multiply reflected between the reflection films are changed by changing the Farady rotation angle given to light propagating in the magneto- optical crystal in accordance with a synthesized magnetic field formed by the fixed magnetic field and the variable magnetic field.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003271630-A (JP)
Title: Information retrieval method, program and device
Inventor: WAKITA MASAHIKO
IPC: G06F3/0481
Filed: 2002-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently perform an information retrieval or content providing by using an icon for retrieval so that a user can intuitively designate a retrieval condition.  <P>SOLUTION: In an information retrieval system, when a user terminal accesses a retrieval server through a communication network, the retrieval server presents, in response to a request of information providing from the user terminal, a plurality of icons IC on the 'icon retrieval' screen A of the user terminal. When the user terminal side selects a desired icon ICs from the icons IC displayed on the screen A, the retrieval server accepts the selection of the icon ICs. Further, the retrieval server retrieves contents associated with the icon ICs on the basis of the information of the selected icon ICs, and presents information CP related to the retrieved contents to the 'icon answer' screen B of the user terminal to make the user terminal side select a desired content from the content guide information CP displayed on the screen B.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003270493-A (JP)
Title: Optical receptacle and coupling device
Inventor: SHIMADA KAZUHIRO
IPC: H01L31/0232
Filed: 2002-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical receptacle with reduced electric power consumption in the uncoupled state and realizing high coupling accuracy at a low price.  <P>SOLUTION: The optical receptacle has a movable apt movable between a separated first and second positions, with the movable part and an optical connector coupled at a first and second coupling parts. The optical connector has an optical fiber with the tip end exposed from the first coupling part. The optical receptacle has a fixing part covering the movable part so that it is movable between the first and second positions and having an opening part at a position corresponding to the second coupling part, and also has an elastic member pressing the movable part from the second position to the first inside the fixing part. In addition, there are provided an optical element which is arranged in the movable part so as to be optically coupled with the optical fiber when coupled, and a first connecting terminal a part of which is exposed from the movable part and connected to the optical element in the movable part. The first connecting terminal comes into contact with the second connecting terminal when the movable part is situated at the second position. The movable part moves from the first position to the second by the pressure imparted by the optical connector when coupling.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002353621-A (JP)
Title: Multilayer wiring board and base material for multilayer interconnection, and method of manufacturing the same
Inventor: HIGUCHI REIJI
IPC: H05K3/46
Filed: 2002-03-19
Abstract: PROBLEM TO BE SOLVED: To provide a multilayer wiring board and a base material for multilayer interconnection which enable the via-on-via and chip-on-via and also enable a high density mounting and make a flexible FPC into a multilayer one easily, and also to provide a method of manufacturing the same. SOLUTION: The base material for multilayer interconnection comprises a copper-clad resin film (10), which comprises a flexible resin film (1) with one face pasted with a copper foil (2) and the other face formed with an adhesive layer (3), and a through hole (7) which is formed through the copper foil (2), the resin film (1), and the adhesive layer (3). The base material for multilayer interconnection also comprises a conductive paste (8) which is embedded in the through hole (7) of the copper-clad resin film (10) by screen printing, with a top end (8b) of the conductive paste projecting on the adhesive layer side.
Patent JP-2003272177-A (JP)
Title: Partial-ROM TYPE OPTICAL DISK
Inventor: AOKI IKUO
IPC: G11B7/24082
Filed: 2002-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a Partial-ROM type optical disk that can be manufactured without a pre-pit and sacrificing a user data area.  <P>SOLUTION: The optical disk DS is a rewritable optical disk or a write-once type optical disk. A wobble track WT1 is provided onto the surface of the optical disk DS, and user data are recorded along the wobble track WT1. The wobble means meandering and indicates an structure that the tracks are formed in a radial direction of the optical disk DS in a meandering manner. The wobble track WT1 has wobble parts AWT that are wobbled and non-wobble parts NWT that are not wobbled as shown in Figure. Partial-ROM data are recorded on tracks through the combination of the wobble parts AWT and the non- wobble parts NWT.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003278533-A (JP)
Title: Exhaust emission control device
Inventor: OKAMURA KATSUYA
IPC: B01D53/74
Filed: 2002-03-22
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem of lowering in power source efficiency by avoiding a loss in a converting process in a conventional exhaust emission control device passing through multiplex conversion.  <P>SOLUTION: A series circuit of a direct current power source 1 and a switch means 41 is connected to a primary winding wire 21 of a step-up transformer 2, and a capacitor 5 discharge electrodes 61, 62 are connected to a secondary winding wire 22 of the step-up transformer 2. By switching on the switch means 41, the primary winding wire 21 of the step-up transformer 2 is energized to accumulate magnetic energy. By switching off the switch means 41, the magnetic energy is transferred to a resonance circuit made from the secondary winding wire 22 of the step-up transformer and the capacitor 5, thereby generating alternating current high voltage and generating discharge between the discharge electrodes 61, 62.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003277778-A (JP)
Title: Method and apparatus for manufacturing natural gas hydrate
Inventor: SUZUKI TAKESHI
IPC: B01J19/00
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide an economical method and apparatus for manufacturing a natural gas hydrate, which can realize the effective utilization of a BOG by using an unused energy of LNG.  <P>SOLUTION: A boil-off gas evaporated in a liquefied natural gas storage tank 1 is forcedly filled into a hydrate forming tower 11 by an ejector 12 driven by a high-pressure natural gas (b) obtained by heating a liquefied natural gas, while at the same time water (c) is injected into the tower 11 to form a natural gas hydrate (d) comprising a hydrate of the water (c), the boil-off gas and the natural gas serving to drive the ejector.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003296565-A (JP)
Title: Method for executing reserve fund payment processing regarding insurance product, insurance product for achieving the method, program for executing reserve fund payment processing regarding insurance product, and device for executing reserve fund payment processing regarding insurance product
Inventor: SAITO AKIRA
IPC: G06Q40/02
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for executing reserve fund payment processing regarding an insurance product, wherein simplified mathematical technique is used in view of problems on a conventional existence security type life insurance product.  <P>SOLUTION: This method for executing reserve fund payment processing regarding the insurance product is provided with a step for determining a reason of lapse when a contract of the insurance concerning at least one of insurants lapses in the insurance in which a plurality of insurants take out a policy, a step for distributing all or a part of the reserve fund of the insurance of which contract lapses to the insurants continuously taking out the insurance policy except the insurants of which contract lapses based on a relationship in correspondence with the prescribed reason when it is determined that the contract of the insurance lapses by the prescribed reason, and a step for paying the reserve fund operated for the insurants among the reserve fund and an insurance premium distributed to the insurants continuously taking out the insurance policy at expiration of the insurance.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003286764-A (JP)
Title: Step cover for staircase
Inventor: KOBAYASHI KOJI
IPC: E04F11/17
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a step cover for a staircase, which is to be suitably mounted on a top surface of each step of the staircase, especially, a steel framed staircase, facilitates work for being mounted on the step, and can effectively reduce noise produced at ascent/descent.  <P>SOLUTION: Characteristically, this step cover 11, which is to be mounted on the top surface of each of the steps 10 of the staircase, is composed of a sheet part 12 for covering the top surface of the step 10 and a non-slip part 13 for covering an edge of the step 10; and the sheet part 12 and the non-slip part 13, which have a continuous pore structure, are integrally molded by bonding crushed materials of a rubber material to one another.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003285485-A (JP)
Title: Image recorder
Inventor: TANAKA TETSUYA
IPC: B41J2/44
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image recorder that records an image on a cut sheet type recording medium which is obtained by pulling and cutting in a predetermined length the recording medium wound in a roll, whereby the lengths of the cut sheet type recording media are not changed by the use thereof and are not so much varied among the image recorders.  <P>SOLUTION: This image recorder 10 comprises a magazine 30 storing a roll body 34 of the recording medium, a cutter 14 for cutting the recording medium to form a cut sheet body, an advancing roller 36 for advancing the recording medium from the magazine 30 to the cutter 14, a conveyance roller group 22 for conveying the cut sheet body toward an image recording section, a position detecting means (a cut sheet body detecting sensor 15 and a control device 23) for obtaining a length of the cut sheet body passing through a conveyance path, and an adjusting means (the control device 23) for adjusting the length of the recording medium advanced by the advancing roller 36 based on the measured result.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003039186-A (JP)
Title: Laser beam machining method
Inventor: FUKUYO FUMITSUGU
IPC: B23K26/40
Filed: 2002-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a laser beam machining method capable of cutting a machining object without generating melting or a crack off the projecting line for cutting on the surface of a machining object. SOLUTION: The laser beam machining method is provided with a process wherein a laser beam L is radiated centering a converging point P to the inside of the machining object 1, and forming a reforming area inside the machining object 1 along the projecting line 5 for cutting of the machining object 1 to cut the machining object 1, and a process wherein the piece of the cutting object being cut is sucked by a sucking means to separate the piece of the machining object.
Patent JP-2003294453-A (JP)
Title: Driving support system
Inventor: FUKUDA HISAHARU
IPC: B60K28/06
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a driving support system informing proper information to a driver in advance of driving operation of the driver.  <P>SOLUTION: A driving route searching part 2c searches a driving route from map information recorded in a map information recording part 2b, and a driving route recording part 2d records this driving route. A support information recording part 2f records a guidance needed by the driver during the driving operation as support information in voice patterns. A support information creating part 2g searches the support information corresponding to a passing point on the driving route from the support information recording part 2f by reading the driving route from the driving route recording part 2d. A support information informing part 2h informs the driver of the support information corresponding to this passing point before passing the point. An operational characteristic evaluating part 2n evaluates suitability of the driving operation of the driver every passing point by collating response operation of the driver with the support information with an evaluation criterion, and then a display part 2p displays this evaluation result on a screen.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003296495-A (JP)
Title: Voting supporting method and system for the same
Inventor: YAMASHITA TAKAYOSHI
IPC: G06Q50/00
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a voting supporting method and a system for the same for receiving any of an exercise of the right to vote by using a communication network such as the Internet, an exercise of the right to vote by mailing a document, and an exercise of the right to vote by attending a stockholder's meeting and for preventing double exercise of the right to vote by using a plurality of means.  <P>SOLUTION: Approval or disapproval vote in writing accepted by stock issuing companies 1-1-1-n or a stock agency company is registered as data in a processing center 3. The processing center 3 accepts the approval or disapproval vote from stockholders 5-1-5-n for registration through the communication network 6, and confirms existence of double vote in relation to one right to vote on the basis of the registered approval or disapproval vote.  <P>COPYRIGHT: (C)2004,JPO