baber/WOPTO huggingface dataset:
Patent JP-2004163733-A (JP)
Title: Optical modulator element
Inventor: HOSHI NORIYOSHI
IPC: G02F1/025
Filed: 2002-11-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical modulator element having a deep embedded structure and low in PDL (Polarization Dependent Loss).  <P>SOLUTION: The electric absorption type optical modulation element has an optical modulation layer 3 and a clad layer layered on a semiconductor substrate 2, and has an embedding layer to confine the light in the modulation layer in the lateral direction is formed in both sides of the modulation layer. The absorption coefficient for light of the modulation layer is changed by an electric field applied on the modulation layer. The clad layer and the embedding layer are composed of: a layer of a first step including a first clad layer 4-1 deposited on the modulation layer and a first embedding layer 5-1 filling a space formed by etching the both sides of the first clad layer and growing; and a layer in a second step including a second clad layer 4-2 deposited on the layer of the first step and a second embedding layer 5-2 filling a space formed by etching both sides of the second clad layer and growing.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004160883-A (JP)
Title: Optical record material
Inventor: ISHIDA TATSUYA
IPC: G11B7/24035
Filed: 2002-11-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical recording material having an absorption wavelength and an absorption coefficient corresponding to an optical recording medium using recording light of 380-420 nm, especially laser light of 405 nm.  <P>SOLUTION: The optical recording material contains a triazine compound expressed by formula (I) which is used in an optical recording layer in the optical recording medium with the optical recording layer formed on a substrate.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004165073-A (JP)
Title: Paste composition for forming catalyst layer, transfer sheet for manufacturing catalyst layer-electrolyte membrane layered product, and catalyst layer-electrolyte membrane layered product
Inventor: HIROMITSU REI
IPC: H01M4/90
Filed: 2002-11-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a transfer sheet for easily manufacturing a catalyst layer-electrolyte membrane layered product, in which an electrolyte membrane part has an area larger than that of a catalyst layer part, and a catalyst layer forming paste composition for manufacturing the transfer sheet.  <P>SOLUTION: This paste composition for forming a catalyst layer contains carbon particles 1 carrying a catalyst, a hydrogen ion conductive polymer electrolyte 2, electron beam curing monomer and/or oligomer 3, and a solvent 4. In this transfer sheet for manufacturing the catalyst layer-electrolyte membrane layered product, a plurality of catalyst layers are formed at fixed intervals on one side face of a base material. The transfer sheet is manufactured by forming a paint film formed of the paste composition on one side face of the base material, radiating electron beams to the paint film, and removing an uncured paint film from the transfer sheet.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004162671-A (JP)
Title: Mount structure for fuel pump
Inventor: MIYANO KOJI
IPC: H01M8/04
Filed: 2002-11-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a mount structure for a fuel pump capable of maintaining quietness even when it is driven at high speed.  <P>SOLUTION: This mount structure is for a centrifugal type hydrogen pump 5 provided with an impeller 22. A pump base 18 is installed and fixed through a first mount member 32. A pump main body 17 is fixed to the pump base 18 through a second mount member 34 which absorbs vibration in a radial direction of the impeller 22.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004167609-A (JP)
Title: Screening method of abrasive and screening device
Inventor: KANDA SHINJI
IPC: B24B57/00
Filed: 2002-11-18
Abstract: <P>PROBLEM TO BE SOLVED: To propose a screening device which reduces the damage of a substrate during the polishing of the substrate or sand blast machining by removing abrasives with large particle diameters and foreign bodies contained in the abrasives by screening using a fine mesh net, and also provide a screening method used for the same.  <P>SOLUTION: The abrasives and the foreign bodies mixed into the abrasives are mixed into an air current flowing in a specified direction, and the abrasives together with the current are passed from the outside of a columnar or a truncated-cone shaped net body with openings of 70μm or less to the inside of the net body. While removing the abrasive or the foreign bodies clogged in the net body by blowing from the inside of the net body to the outside thereof the abrasives to have passed the net body to the net body by the use of a blowing nozzle for the abrasives rotating in the net body and by high-pressure gas, the screening of the abrasives is made possible without clogging the net body using even a fine mesh net body by removing abrasives with a larger particle diameters than those of the openings of the net body or the foreign bodies contained in the abrasive.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004171344-A (JP)
Title: Image reading apparatus
Inventor: HATASE TAKAYUKI
IPC: H04N1/107
Filed: 2002-11-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image reading apparatus for preventing an image from being deviated in position owing to the change of optical magnification.  <P>SOLUTION: The image reading apparatus displays the image of an observation object on the screen of a reading monitor through the use of a camera including a light receiving part 16a constituted of a plurality of pixels to be arbitrarily read; and a zoom mechanism for changing the optical magnification of an optical system. The images of a universal observation object, i.e., the images 13a(n), 13a(m×n) by two different kinds of magnification (n, m×n) are formed on the light receiving surface 16a, so as to detect the positions. The center position C of the optical system is obtained by calculation on the basis of the positions of the images 13a(n) and 13a(m×n), so that the center of a reading range 17 to be set on the light receiving surface 16a is made to coincide with the center position C. Consequently, the image is prevented from being deviated in position owing to the change of optical magnification even when the center of the optical system is not coincident with the center of the light receiving surface 16a.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004173110-A (JP)
Title: Millimeter-wave band transceiver system, transmitter, and receiver
Inventor: KUBO TOSHIHIRO
IPC: H04B1/26
Filed: 2002-11-21
Abstract: <P>PROBLEM TO BE SOLVED: To restore original transmission signals at the receive side in a millimeter-wave band transceiver system for transmitting/receiving the transmission signals up-converted to a millimeter-wave band, without transmitting a frequency converting local oscillation signals from the transmit side or executing the double detection at the receive side .  <P>SOLUTION: The millimeter-wave band transceiver system is composed of a transmitter 30 for wirelessly transmitting BS/CS-IF signals up-converted to a millimeter-wave band anda receiver 50 for receiving the transmitted radio waves thereof to down-convert them, thereby restoring the BS/CS-IF signals. A reference signal of a fixed frequency is transmitted, which is used for generating a up-converting local oscillation signal on the transmitter 30 side to the receiver 50 over an existing transmission line of a common reception system. The receiver 50 generates a down-converting local oscillation signal, using the reference signal. As a result, the receiver 50 exactly restores the BS/CS-IF signals and distributes them to BS/CS tuners 18.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004176343-A (JP)
Title: Vehicle door handle device
Inventor: MURAKAMI YUICHI
IPC: E05B1/00
Filed: 2002-11-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vehicle door handle device capable of improving operation guarantee under an inferior environment of a transmitting antenna stored in a door handle, a sensor for detecting an approach to a human body based on variations in capacity or a switch for performing a door lock operation.  <P>SOLUTION: The vehicle door handle device includes the door handle 20 set to the outside of a vehicle door and a first transmitting antenna 21 stored in the door handle 20. The first transmitting antenna 21 is constituted without an electrical connecting section in the door handle 20.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003200434-A (JP)
Title: Die and die liner
Inventor: MATSEN MARC R
IPC: B29C33/02
Filed: 2002-11-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a ceramic molding die having a durable die liner extended in its life by protecting the integrity of the die.  <P>SOLUTION: The die liner used in the die has a die main body and this die main body is constituted in order to mold a workpiece. The die liner is a separate structure constituted so as to be used in relation to the die main body. The die liner prescribes a molding surface for molding the workpiece and is constituted so as to have at least one characteristic. This characteristic is different from the corresponding characteristic of the die main body and the die liner increases the durability of the die.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004182835-A (JP)
Title: Thermoplastic resin composition for lamp housing
Inventor: KAKUNO WATARU
IPC: C08L35/00
Filed: 2002-12-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thermoplastic resin composition for a lamp housing, improving defective phenomena such as powder generated at vibration welding in junction of the lamp housing with another member (a lens and the like), appearance of burr and string-shaped burr, defective phenomena caused by the stringing between a hot mold and a housing material at hot plate welding, and defective phenomena of a bubble generated at welding by irradiation with a laser beam.  <P>SOLUTION: The thermoplastic resin composition for the lamp housing comprises (A) a rubber-reinforced resin obtained by polymerizing a vinylic monomer comprising an aromatic vinyl compound and a vinyl cyanide compound in the presence of a gummy polymer having ≥70% content of gel, and (B) at least one polymer selected from a copolymer containing a maleimide-based monomer unit, and a (co)polymer of α-methylstyrene. The content of the gummy polymer derived from the component (A) is 5-30 mass% based on the whole thermoplastic resin composition.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004182084-A (JP)
Title: Pedestrian collision detection device for vehicle
Inventor: TAKATO TETSUYA
IPC: B60R21/00
Filed: 2002-12-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pedestrian collision detection device for a vehicle capable of securely and promptly determining whether or not a collided object is a pedestrian, while inhibiting increase in the size of the device and in necessary electric power.  <P>SOLUTION: By colliding the pedestrian with a bumper of the vehicle, conductive plates 15, 16 contact at points P1, P2. From this state, at one of the points P1, P2, the conductive plates 15, 16 separate, and a voltage drop of either of resistant elements 2a, 2b is reduced. This case is determined to be the collision with the pedestrian.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004183809-A (JP)
Title: Dynamic pressure bearing device and its manufacturing method
Inventor: KIKUCHI YOSHIHIRO
IPC: H02K15/14
Filed: 2002-12-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dynamic pressure bearing device and its manufacturing method capable of keeping high accuracy in flatness and perpendicularity of a rotating shaft and a thrust bearing necessary for a dynamic pressure bearing motor, and obtaining the firm joining strength.  <P>SOLUTION: The accuracy in flatness and perpendicularity of the shaft 1 and the thrust bearing 2 necessary for the fluid bearing motor A is secured by welding the whole circumference by using a jig for bringing the thrust bearing 2 and the shaft 1 into closely contact with each other without inclining a contact face, by simultaneously applying the laser to a plurality of points while rotating the jig, simultaneously applying the laser to a plurality of points N (N is integer of 2 or more) obtained by dividing the circumference of a joint part, and rotating the joint part 16 by an angle of more than 360/N degrees.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004185387-A (JP)
Title: Data storage system
Inventor: TSUNODA DAISUKE
IPC: G06F12/00
Filed: 2002-12-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a data storage system capable of omitting the confirmation of the updated information of data, and reducing the communicating time and costs.  <P>SOLUTION: A client 101 is provided with a temporary cache means 104 for temporarily storing the data and a permanent cache means 105 for storing the data in a predetermined period. A server 102 is provided with a data classifying means 111 for classifying the data into the temporary cache data and the permanent cache data and a permanent cache data updating means 113 for updating the permanent cache data. Thus, it is possible to omit the confirmation of the update information of the data.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004182447-A (JP)
Title: Elevator
Inventor: TANAKA KAZUHIRO
IPC: E04F17/00
Filed: 2002-12-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide an elevator that can prevent a tail code from getting out of a tail code duct because of the air flow.  <P>SOLUTION: In this elevator 1A, the tail code duct 5 is provided along a lifting space where a car 2 moves up and down. The tail code duct 5 has an opening 5 opened toward the lifting space and formed along the lifting space. An arm 10 fixed to the car 2 is guided into the tail code duct 5 thorough an opening 6. The tail code 11 is hanged from the arm 10 into the code duct 5. The position of the arm 10 hanging the tail code 11 is set at the position shifted relative to the opening 5.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004192098-A (JP)
Title: Using method of public wireless lan service using cellular phone
Inventor: HARADA KEIJI
IPC: H04W8/18
Filed: 2002-12-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for easily using a public wireless LAN service and billing by a public radio LAN service agency by using a cellular phone.  <P>SOLUTION: In a using system 1 of a public wireless LAN service 7, when a user 34 of the LAN service 7 accesses to a management server 52 of the LAN service 7 from a cellular phone 35, a password issue web server 51 issues a user ID and a password to use the LAN service 7 to the user 34 through an Internet service of the cellular phone provided from a cellular phone agency system 3. A cellular phone agency 2 charges the service fee for the pay LAN service 7 as the fee of use of a contents service through the cellular phone 35. A kickback of the fee for a public LAN service provider 4 is performed from the fee of the use of the contents service collected from the user 34.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004159272-A (JP)
Title: Accessory for portable electronic apparatus
Inventor: NAKAMURA SHUICHI
IPC: H04M1/02
Filed: 2002-11-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an accessory for a portable electronic apparatus which is easily mounted on the portable electronic apparatus such as a portable telephone.  <P>SOLUTION: A mounting part 13 is formed into a shape enabling the mounting part to be inserted into a fitting recess of a connector part of the vertically inverted bidirectional portable electronic apparatus, the mounting part 13 is inserted into the fitting recess of the portable electronic apparatus, and an accessory main body 12 is mounted on the portable electronic apparatus. It is preferable that a cross section of the fitting recess is formed approximately rectangularly and that the mounting part 13 is formed so as to come in slide contact with a part or the entire of four inner walls of the fitting recess when inserting the mounting part into the fitting recess.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004189549-A (JP)
Title: Method of manufacturing aluminum nitride single crystal
Inventor: TANAKA AKIKAZU
IPC: C30B29/38
Filed: 2002-12-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of manufacturing an aluminum nitride single crystal for efficiently manufacturing a large size aluminum nitride single crystal substrate suitable for a semiconductor laser and a light emitting diode for UV light emission with an inexpensive apparatus.  <P>SOLUTION: The method of manufacturing an aluminum nitride single crystal is carried out by bringing a substrate (C) made of a seed crystal into contact with the surface of an aluminum melt obtained by heating and melting an aluminum source material (B) housed in a crucible (A), cooling the substrate (C) and pulling the aluminum nitride single crystal while growing the aluminum nitride single crystal on the substrate (C). In this method, the crucible (A) used is made of an aluminum nitride sintered body. The aluminum nitride single crystal is grown on the substrate (C) by heating the crucible (A) at a temperature of ≥1,100°C in an inert gas atmosphere essentially comprising nitrogen to eluted nitrogen from the crucible (A) into the aluminum melt.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003270037-A (JP)
Title: Flame detector
Inventor: MATSUKUMA HIDENARI
IPC: H04N7/18
Filed: 2002-12-12
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a flame detector with a small size and low in price, accurately judging a flame by using a CCD image pickup device.  <P>SOLUTION: Wavelength light of a visible band radiated from the flame is decreased 90% or more with an attenuating light filter (an ND (neutral density) filter 12 and a visible light cutting filter 14), and the wavelength of the visible band attenuated with this attenuating light filter is entered into the CCD image pickup device and then picked up. The image picked up with the CCD image pickup device 22 is treated with a treating part 28, and the flame is judged from the timewise change of an object to be detected in expansion and contraction and a fluctuation frequency.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004191767-A (JP)
Title: Projection type video display unit
Inventor: ISHII KOJI
IPC: H04N5/74
Filed: 2002-12-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a projection type video display unit capable of nearly eliminating sounding in air suction and discharge.  <P>SOLUTION: An ion wind generating device 20 is provided nearby a light source 1. This ion wind generating device 20 negatively ionizes air through corona discharge by a stylus electrode 21 as a minus side and the negatively ionized air is attracted by a mesh electrode 22 as a ground side to generate an air current. With this air current, high-temperature air at the circumference of the light source 1 is attracted and discharged from a discharge hole in the back of a housing. An ozone decomposing catalyst filter 23 is provided in the discharge hole. Ozone (O<SB>3</SB>) is generated through corona discharge by the ion wind generating device 20, but resolved by passing through the ozone decomposing catalyst filter 23 provided in the discharge hole.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003159814-A (JP)
Title: Ink cartridge for inkjet printer
Inventor: SHINADA SATOSHI
IPC: B41J2/175
Filed: 2002-12-13
Abstract: <P>PROBLEM TO BE SOLVED: To surely maintain a negative pressure in a foam chamber during a printable time period.  <P>SOLUTION: This ink cartridge is comprised of an ink chamber for containing ink, the foam chamber which communicates with the ink chamber through a communication hole and accommodates a porous material for absorbing the ink, and ink supply hole for supplying the ink to a recording head through the porous material, a vessel which maintains the ink chamber and the foam chamber in a negative pressure condition and has a ventilating hole 41 communicating with the atmospheric air when using the cartridge, and an air- impermeable seal material 42 which is integrally formed of a body and a tongue section 45 for peeling and openably closes the ventilating hole 41.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004196314-A (JP)
Title: Gripper and container using the same
Inventor: KAWASAKI TOKUTARO
IPC: B65D25/28
Filed: 2002-12-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inexpensive gripper that allows a stable grip, and a container using the same.  <P>SOLUTION: The gripper comprises a gripper body 100 having gripper members 110, 120 whose respective one ends 111, 121 are connected via hinges, a pivotal support 200 arranged on the outer surface of a cool water cylinder 10 and supporting the other end 112 of the gripper member 110 to allow the other end 112 pivot freely, and a pivotal support 300 arranged below the pivotal support 200 on the outer surface of the cool water cylinder 10 and supporting the other end 122 of the gripper member 120 to allow the other end 122 to slide along the outer surface of the cylinder 10 and pivot freely. The gripper body 100 bends into an almost doglegged shape when the other end 122 of the gripper member 120 is at the upper end of the pivotal support 300, while becomes approximately linear when the other end 122 of the gripper member 120 is at the lower end of the pivotal support 300. A positioning means 311 is provided at least on the upper end of the pivotal support 300 to position and hold the other end 122 of the gripper member 120.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004197987-A (JP)
Title: Cooler for outdoor unit of air conditioner
Inventor: ABE YASUSHI
IPC: F24F5/00
Filed: 2002-12-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cooler for an outdoor unit of an air conditioner capable of easily improving the cooling ability of a heat exchanger of the outdoor unit of an existing air conditioner and possible to be easily fitted to the existing air conditioner.  <P>SOLUTION: This cooler for an outdoor unit of an air conditioner is provided with a main body part 40 fitted outside the outdoor unit of the air conditioner, a drain tube connection part 50 provided in an upper part of the main body part 40 so that the drain from a drain tube, which is extended form an indoor unit of the air conditioner to the drain connection part 50, flows into the main body part 40, and a water guide part 60 extended from a lower part of the main body part 40 to lead the drain flowing into the main body part 40 to the heat exchanger of the outdoor unit so that the drain drips.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004195487-A (JP)
Title: Emergent evacuation method of feeder
Inventor: TAKAYAMA YUKIYOSHI
IPC: B21D43/05
Filed: 2002-12-17
Abstract: <P>PROBLEM TO BE SOLVED: To reliably prevent interference of a feeder with a press by a very simple configuration when an abnormality occurs in a servo control system to control linear motors.  <P>SOLUTION: A feeder is evacuated from an interference range to a non-interference range by blocking the transmission of driving forces from each drive system to linear motors 24A and 24B to set the linear motors to be in a free state if the feeder is in the interference range of a press with the feeder when an abnormality occurs in a servo control system to control the linear motors 24A and 24B, and invalidating the operation of brakes of the linear motors 24A and 24B.  <P>COPYRIGHT: (C)2004,JPO&NCIPI