baber/WOPTO huggingface dataset:
Patent JP-2004014193-A (JP)
Title: Fuel cell, separator for fuel cell, control method of fuel cell, and activation method of catalyst of fuel cell
Inventor: ATA MASAFUMI
IPC: H01M8/04
Filed: 2002-06-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fuel cell device generating power by a fuel cell, generating power with high efficiency, capable of controlling power generating characteristics.  <P>SOLUTION: A vibration supplying device like a surface acoustic wave element is connected to a fuel side electrode holding a catalyst and to an air side electrode interposing an electrolyte film, and a necessary signal is supplied to the vibration supplying device when activating the electrodes. The catalyst held by respective electrodes makes the degree of activation of chemical reaction change in compliance with the vibration transferred from from the vibration supplying device, and amount of generated power is increased by heightening the activation coefficient of the catalyst.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004010943-A (JP)
Title: Method for forming vapor-deposited film
Inventor: IIJIMA EIICHI
IPC: C23C14/30
Filed: 2002-06-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for forming a vapor-deposited film at a superior deposition rate, by applying an electron beam onto a vaporizing point of a vapor deposition material at a high incidence angle and optimizing a beam profile, when forming the vapor-deposited film on the surface of a substrate by using an electron-beam vapor deposition apparatus with the use of a piercing type electron gun.  <P>SOLUTION: This forming method comprises applying the electron beam onto the vaporizing point of the vapor deposition material at the incidence angle of 40° or higher while deflecting it with a deflection coil, to make the beam profile to have 1.5 or less of a ratio of a major axis to a minor axis, when forming the vapor-deposited film on the surface of the substrate by using an electron-beam vapor deposition apparatus by using a piercing type electron gun.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004014339-A (JP)
Title: Manufacturing method of touch panel
Inventor: KONDO KOICHI
IPC: H01H13/712
Filed: 2002-06-07
Abstract: <P>PROBLEM TO BE SOLVED: To stably remove a desired amount of a conductive film part from the top region of each fine projection, in a touch panel with a plurality of fine projections integrally formed on a surface of an insulating substrate.  <P>SOLUTION: This touch panel 10 is provided with: a first detection member 16 with a transparent first conductive film 14 formed on a first surface 12a of a transparent first insulating substrate 12; and a second detection member 22 with a transparent conductive film 20 formed on a second surface 18a of a transparent second insulating substrate 18. The plurality of fine projections 28 are integrally projected on the substrate 12 of the detection member 16 in a regular dispersion arrangement throughout nearly the entire first surface 12a. The conductive film 14 is first overlaid entirely on the first surface 12a including the surfaces of the fine projections 28. In its subsequent process, the plurality of fine projections 28 covered with the conductive film 14 are irradiated with a laser beam one by one to locally remove the desired part of the conductive film 14 located in the top region 28a of each fine projection 28.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003320168-A (JP)
Title: Game method
Inventor: SEN RYOGEN
IPC: A63F13/79
Filed: 2002-05-02
Abstract: <P>PROBLEM TO BE SOLVED: To enable the enjoyment of the amusement of a team competition which cannot be enjoyed in an individual competition in a game on the internet.  <P>SOLUTION: This competition game method is performed on the Internet (3). In the game method, participants arbitrarily join to a team, and a team competition can be performed between the team and other teams.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004015629-A (JP)
Title: Image input/output system
Inventor: KAWAMURA YUICHI
IPC: G06F17/30
Filed: 2002-06-10
Abstract: <P>PROBLEM TO BE SOLVED: To exchange image data not via a server but directly between image input/output devices, and search a storage location of the shared image data with ease in an image input/output system, in which image data are shared and used between the image input/output devices connected to a communication network.  <P>SOLUTION: In an image output system 100, when shared data information is transmitted from the image input/output device 2a, a management server 1 registers the information in a shared data managing information DB 151. When the management server 1 receives a filename or keywords or the like of a title outline from the image input/output device 2a, the management server 1 searches the device having the corresponding shared data, and transmits a search result to the image input/output device 2a. Upon receiving the search result from the management server 1, the image input/output device 2a establishes connection with a device with an address and a waiting port number indicated in the search result, and receives the data directly from the corresponding device.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004009270-A (JP)
Title: Flexible printed circuit board drilling sheet and method for manufacturing flexible printed circuit board
Inventor: NEMOTO TETSUSHI
IPC: B23B41/00
Filed: 2002-06-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a flexible printed circuit board drilling sheet capable of enhancing hole position accuracy of the flexible printed circuit board, suppressing burr of copper foil and performing efficient drilling and a method for manufacturing the flexible printed circuit board using the sheet.  <P>SOLUTION: This flexible printed circuit board drilling sheet is made of at least a thermoplastic resin film and metallic foil. In this method for manufacturing the flexible printed circuit board, a process in which the flexible printed circuit board drilling sheet is arranged on an upper part of the flexible printed circuit board so that a thermoplastic resin film surface may be an upper surface and drilling is performed by a drill from an upper side is included.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004015725-A (JP)
Title: Communication system, authentication method in communication system, program therefor and recording medium therefor
Inventor: IKEDA NORIHIRO
IPC: G06F21/31
Filed: 2002-06-11
Abstract: <P>PROBLEM TO BE SOLVED: To improve security in a radio communication block in a wireless LAN system in which leaking or interception of communication data becomes a problem.  <P>SOLUTION: A client simultaneously sends a public key and one-way Hash to an access point (AP), and the AP saves only the public key and transmits the one-way Hash to an authentication server. Afterwards, the authentication server creates a WEP key based upon a creation algorithm of the WEP key and transmits it to the AP. Before transmitting the WEP key to the client, the AP enciphers the WEP key with the public key of the client. The client decodes the received enciphered WEP key with a secret key to obtain the WEP key created by the authentication server.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004022577-A (JP)
Title: Epitaxial substrate and semiconductor device
Inventor: SHIBATA TOMOHIKO
IPC: H01L29/201
Filed: 2002-06-12
Abstract: <P>PROBLEM TO BE SOLVED: To enable a device formed of a semiconductor device comprising a semiconductor layer group made of a group III nitride to have enough device characteristics.  <P>SOLUTION: An underlying layer 2 of the group III nitride containing at least Al is formed on a prescribed single crystal substrate 1, and a first semiconductor layer 3 of the group III nitride containing at least Al and a second semiconductor layer 12 are formed on the underlying layer 2. The sheet carrier concentration and mobility of the semiconductor layer group 14 composed of the first semiconductor layer 3 and the second semiconductor layer 12 at room temperatures are set at 5×10<SP>12</SP>/cm<SP>2</SP>or above and 1300cm<SP>2</SP>/(Vs) or above, respectively.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004022025-A (JP)
Title: Magnetic recording medium, its manufacturing method and magnetic storage device using the same
Inventor: ONO TOSHINORI
IPC: C23C16/26
Filed: 2002-06-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnetic recording medium wherein a high sliding resistance is provided by mitigating the internal stress of the DLC protective film layer of a magnetic recording medium, and increasing an adhesive force with a magnetic film, its manufacturing method, and a magnetic recording medium using the same.  <P>SOLUTION: When a protective film 7 for protecting the magnetic film 6 of a magnetic recording medium is made of diamond-like carbon (DLC) mainly containing carbon, a multilayer stacked film structure is made in which the DLC layer of high hardness and the DLC layer of low hardness are stacked alternately at a film thickness cycle of 0.3 to 1.5 nm. Preferably, a multilayer film is formed in which the DLC layer of a large nitrogen content and the DLC layer of a small nitrogen content are stacked alternately at a film thickness cycle of 0.3 to 1.5 nm.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004016569-A (JP)
Title: Vehicle seat structure
Inventor: CHIMURA MASAO
IPC: B60N2/90
Filed: 2002-06-18
Abstract: <P>PROBLEM TO BE SOLVED: To prevent air exhausted from an exhaust port of a fan from blowing topically against the occupant's body seated on a backseat when a vehicle seat structure has the fan on the back of a pad member which forms the backrest part of the seat.  <P>SOLUTION: An air-permeable cover 13 covers the back of the pad member 11 with a predetermined space therebetween and the fan 14 is provided between the back of the pad member 11 and the cover 13. Air coming from an air vent 15b of the fan 14 is supplied to the front surface of the pad member 11. A wall member 11b spanning between the back of the pad member 11 and the cover 13 is provided and a space A is formed by the back of the pad member 11, the cover 13 and the wall member 11b. The air exhausted out of the exhaust port 16b of the fan 14 is supplied into the space A.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004016978-A (JP)
Title: Dust collection equipment
Inventor: SHIMODA YOSHIYUKI
IPC: B04C5/04
Filed: 2002-06-18
Abstract: <P>PROBLEM TO BE SOLVED: To recover dust from a fluid without stopping the flow of the fluid and taking labor.  <P>SOLUTION: In dust collection equipment wherein a cyclone dust collection part 4 is provided in a flow passage 2, a filter part 5 for interrupting the dust D contained in the fluid G moving through the flow passage 2 is provided on the downstream side of the flow passage 2 from the cyclone dust collection part 4 and a dust recovery mechanism 8 for sucking the dust D interrupted by the filter part 5 in the flow passage 2 to recover the same is provided.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004022964-A (JP)
Title: Al-SiC COMPOSITE BODY, HEAT SINK COMPONENT USING THE SAME, AND SEMICONDUCTOR MODULE DEVICE
Inventor: FUKUI SATOSHI
IPC: H01L23/36
Filed: 2002-06-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide an Al-SiC composite body which is capable of sufficiently dissipating heat released from an semiconductor chip outside without producing a gap between a heat sink component formed of the Al-SiC composite body and a support member, and to provide the heat sink component and a semiconductor module.  <P>SOLUTION: The main surface of the plate-like Al-SiC composite body where a semiconductor substrate is bonded and the other main surface of the composite body is each made to protrude in a convex shape as their centers are projecting from their ends, and the amount of projection is 150 to 500 μm in length. After the semiconductor substrate is bonded to the Al-SiC composite body, the amount of projection of each of the main surface of the composite body where the semiconductor substrate is bonded and the other main surface becomes as long as 40 to 120 μm.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004021116-A (JP)
Title: Optical element cooling unit, optical apparatus, and projector
Inventor: FUJIMORI MOTOYUKI
IPC: G02F1/1335
Filed: 2002-06-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical element cooling unit which can make the cooling efficiency of an optical element satisfactory, and to provide an optical apparatus and a projector.  <P>SOLUTION: The optical element cooling unit 443 seals a cooling fluid in itself. An emission-side polarization plate is cooled by the contact of the cooling fluid and the polarization plate. The cooling unit 443 comprises an optical element holder 447 in which a cooling fluid is sealed and which holds the emission-side polarization plate, and pipes 448, as fluid circulating members, which convect the cooling fluid sealed in the holder 447. The pipes 448 are arranged on both left and right sides of the holder 447 in such a manner that the pipes 447 extend along the left and right ends of the holder 447 and parallel to each other.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004021123-A (JP)
Title: Method for adjusting waveguide type optical circuit
Inventor: MIZUNO TAKAYUKI
IPC: G02B6/12
Filed: 2002-06-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for adjusting a waveguide type optical circuit capable of realizing the accurate and very reliable adjustment of an effective refractive index and double refraction.  <P>SOLUTION: In a method for locally heating the vicinity of the waveguide of a waveguide type optical circuit formed on a plate substrate, the same heating processing area or a partially superposed heating processing area is processed to be heated several times repeatedly by combining a plurality of heating processing stages determined according to two conditions such as heating power and heating time, whereby optical path length is adjusted. By using a conditional value that a way to change the effective refractive index to polarized light is different, the effective refractive index and the double diffraction are independently adjusted.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004031380-A (JP)
Title: Seasoning method of plasma processor
Inventor: KITADA HIROO
IPC: H01L21/3065
Filed: 2002-06-21
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a fluctuation in the etching finished dimension of an etched membrane depending on the processing number of wafers to be etched, in a plasma processing device which has a quartz part and an Al part inside of a plasma processing chamber and which uses a gas plasma including fluorine in etching and cleaning.  <P>SOLUTION: This is a seasoning method for plasma processing device which has a quarts part 3 and an Al part 4 inside of a plasma processing chamber, and which uses a gas plasma including fluorine when conducting etching and cleaning. Immediately after wet cleaning the inside of the plasma processing chamber, a wafer on which Al membranes are deposited is etching processed by a gas plasma including fluorine, and the surface of the quartz part is coated by AlF to attain the purpose.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004025333-A (JP)
Title: Gear working machine
Inventor: ITO NOBUO
IPC: B23F23/12
Filed: 2002-06-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gear working machine capable of easily and precisely detecting the teeth of a work without applying a load to the rotation transmitting system of the machine, and properly performing the rotating phase matching of the work to a hob based on the detection result.  <P>SOLUTION: When the work 35 consisting of a roughly toothed workpiece gear is finished by the hob 27, prior to the meshing of the cutting teeth 27a of the hob 27 to the tooth space 35a the work 35, the teeth of the work 35 are detected by a sensor 36 in the state where the work 35 is continuously rotated in one direction. The pitch and position of teeth of the work 35 are determined based on the detection data from the sensor 36, and the rotating phase of either one of the work 35 and the hob 27 is corrected based on the determination result to mutually match the rotating phases of the both.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003091899-A (JP)
Title: Magneto-optical medium and reproducing device for the same
Inventor: IZUMI HARUHIKO
IPC: G11B11/105
Filed: 2002-06-25
Abstract: PROBLEM TO BE SOLVED: To provide a magneto-optical medium with which both of a magneto- optical recording segment and preformat recording segment can be well reproduced by forming the magneto-optical recording segment and the preformat recording segment to the same recording line density and making the shortest pit length twice the mark length. SOLUTION: A recording track 11 of the magneto-optical recording segment is subjected to position recording making the presence and absence of the recording mark 12 correspondent to '1' and '0' of data and a recording track 13 of the preformat recording segment is subjected to edge recording making the presence and absence of the edges (front edge and rear edge) of the recording pits 14 correspondent to '1' and '0' of the data. The recording line density in both the recording segments is the same and the length of the shortest pit is twice the length of one mark.
Patent JP-2004031178-A (JP)
Title: Laminated joint connector
Inventor: TAKABAYASHI TAMAKI
IPC: H01R13/514
Filed: 2002-06-27
Abstract: <P>PROBLEM TO BE SOLVED: To aim at cost reduction and the downsizing of a laminated joint connector 10 connected with a male tab 16 on the side of an electric connection box.  <P>SOLUTION: Female terminals 26 are arrayed in a plane inside a single-layer housing 24 connected with the male tab 16 to form a single-layer unit 18, which is laminated in a plurality of layers to constitute a laminated body 20. Apart from the laminated body 20, an inter-layer connection member 22 is provided for having the male tab 16 penetrated for connecting a male tab of another layer. The inter-layer connection member 22 is mounted on the base side of the male tab 16 having the male tab 16 penetrate it. The female terminals 26 inside the laminated body 20 are connected with the tip side of the male tab 16. Since normal female terminals of simple structures can be used as the female terminals 26, the cost reduction and the downsizing are attained.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2002322739-A (JP)
Title: Wooden building support structure system hanging second floor
Inventor: ARAI KENJI
IPC: E04B1/26
Filed: 2002-07-01
Abstract: PROBLEM TO BE SOLVED: To provide a hanging second floor support structure system for wooden building for reducing the size of the beam member and for providing high ceiling even when the intervals between columns on the first floor are enlarged. SOLUTION: The weight of the floor and the wall of the second floor is not supported by transmitting the weight through the beam member to the first floor columns, but instead, by only the peripheral columns by installing a member of a structure formed by combining timbers and rod stocks to a main part of the second floor and using it to transmit the weight to the roof truss. This provides high ceiling even in case the intervals between the columns on the first floor are enlarged.
Patent JP-2004036452-A (JP)
Title: Device for controlling spark ignition type engine
Inventor: NISHIMOTO TOSHIRO
IPC: F02D41/00
Filed: 2002-07-02
Abstract: <P>PROBLEM TO BE SOLVED: To improve the exhaust emission control performance by only using a three way catalyst without requiring a lean NO<SB>X</SB>catalyst while exhibiting the effect of fuel consumption improvement by lean combustion.  <P>SOLUTION: This device includes circulation passage switch means for switching circulation passages for intake air and exhaust air and air-fuel ratio control means 43 and 44 for performing combustion in a lean condition in which an air-fuel ratio is larger than a theoretical air fuel ratio by a predetermined amount by injecting fuel into advanced cylinders 2A and 2D in a condition where two cylinders are connected in the passages, and performing a combustion control in a specialized operation mode for setting an air-fuel ratio in the cylinder to a value corresponding to the substantially theoretical air-fuel ratio by supplying, to subsequent cylinders 2B and 2C, burned gas and fuel with the lean air-fuel ratio lead from the advanced cylinders 2A and 2D. At engine start, a combustion control in normal operating mode is performed by the passage switch means in a condition where each cylinder is independent from each other.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004039428-A (JP)
Title: Cell stack and its manufacturing method as well as fuel cell
Inventor: HAMADA NORIAKI
IPC: H01M8/24
Filed: 2002-07-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a long life cell stack of which manufacturing is easy due to its simple structure and its manufacturing method as well as a fuel cell.  <P>SOLUTION: In the cell stack 35 constituted so that one end part of a plurality of fuel cells 33 is inserted into and fixed to a plurality of cell insertion holes 50a1 of a cell support plate 50a, a plurality of fuel cell 33 are established on the cell support plate 50a; the cell insertion hole 50a1 of the cell support plate 50a is formed in a tapering shape, moreover, a concave curved face is formed on at least one part of its inner wall, furthermore, an engaging projection 57 which is larger than the hole diameter of cell installing side of the cell insertion hole 50a1, and which has a convex curved face is formed. The convex curved face of the engaging projection 57 of the fuel cell 33 is joined to the concave curved face of the inner wall face of the cell insertion hole 50a1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004039857-A (JP)
Title: Antenna assembly
Inventor: SHIROKAWA ICHIRO
IPC: H01L23/40
Filed: 2002-07-03
Abstract: <P>PROBLEM TO BE SOLVED: To obtain an antenna assembly high in positional precision in the arrangement of element antennas, and configured to suit the purpose of the size reduction of array antenna cooling system.  <P>SOLUTION: Element antennas 11 and transmission/reception modules 12 are arranged on heat sinks 13, and the both ends of the heat sinks 13 are inserted into comb-like recesses of a fixing member 16 for fixation. Positional relations between the heat sinks 13 are determined by the fixing member 16, and this consequently determines positions of the element antennas 11. Explained in details, positional relations between the element antennas 11 are determined by flatnesses of bottoms A of the comb-like recesses of the fixing member 16, pitch precisions of the sides B of the same, dimensions of the heat sinks 13, precision with which the element antennas 11 are mounted to the heat sinks 13, or the like.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004035222-A (JP)
Title: Hydraulic device of two-drum winch
Inventor: ARIYOSHI MINORU
IPC: B66D1/26
Filed: 2002-07-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hydraulic device of a two-drum winch to minimize the size of the device by simplifying the structure.  <P>SOLUTION: Primary side ports of hydraulic motors 11, 12 driving drums which take up a series of wires, and delivers, is connected to a tank 16 (hydraulic source of supply) through a main supply pipe line 15 interposed with a common hydraulic pump 14. Secondary side ports of both hydraulic motors 11, 12 are connected through a sub supply pipe line 17 and directional control valves 18A, 18B are interposed between the main supply pipe line 15 and the sub supply pipe line 17. Interlocking valves 21A, 21B are interposed in the pipe line 20 connecting to the primary side ports of both hydraulic motors 11, 12 and the secondary side ports of the interlocking valves 21A, 21B are connected each other. A supply pipe line 22 interposing pressure control valve 23 is connected to the secondary side port of the interlocking valves 21A, 21B and the secondary side port of the hydraulic motors 11, 12, and a back pressure regulating valve is interposed in a return pipe line connected to the secondary side port of the pressure control valve.  <P>COPYRIGHT: (C)2004,JPO