baber/WOPTO huggingface dataset:
Patent JP-2004338975-A (JP)
Title: Starting method of hydrogen production apparatus
Inventor: KOBUCHI AKIRA
IPC: C01B3/38
Filed: 2003-05-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a starting method of a hydrogen production apparatus that accelerates the rapid starting and further enhances the high reforming efficiency, and that the downsizing of the apparatus is possible.  <P>SOLUTION: The method comprises elevating a temperature of a reforming part 13 by causing an oxidation reaction by supplying a town gas 13A and air to the reforming part 13, then gradually supplying steam while gradually reducing the amount to be supplied of air to the reforming part 13 and finally terminating the supply of air, whereas only steam is supplied to the reforming part 13 and the step is transferred to the steam reforming reaction. Thereby, the rapid starting is accelerated and further the high reforming efficiency is realized as well as the apparatus can be compacted.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004343259-A (JP)
Title: Surface acoustic wave filter
Inventor: SEKI SHUNICHI
IPC: H03H9/145
Filed: 2003-05-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a surface acoustic wave filter which improves the flatness of its pass band and reduces the loss.  <P>SOLUTION: An IDT electrode 2 provided on a piezoelectric board 1 is composed of a plurality of electrode digits 12 extending mutually in the opposite directions from electrode terminals 11 to interdigitally meshed with each other, and a plurality of dummy electrodes 13 extending from the opposite electrode terminals 11 to face the electrode digits 12. A gap length G is notified between the top end of each electrode digit 12 of one electrode terminal 11 and the top end of each dummy electrode 13 of the other terminal 11 opposite thereto, so as to meet the relations 0.25λ≥G and D≥0.5λ where λ is the wavelength of a surface acoustic wave and D is the length of the dummy electrode 13 extending from the electrode terminal 11.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004347740-A (JP)
Title: Optical bandpass filter, optical communication module using the same, and manufacturing method of optical bandpass filter
Inventor: MARO TAKESHI
IPC: G02B5/28
Filed: 2003-05-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical bandpass filter reduced in insertion loss and excellent in optical characteristics, and to provide an optical communication module using the optical bandpass filter.  <P>SOLUTION: The optical bandpass filter is made by laminating a plurality of dielectric films 84 and 85 having different refractive indexes on an optical substrate 81 and the total film thickness of the films 84 and 85 is set equal to or greater than 50 μm. Average surface roughness Ra of the surface of the substrate 81 side on which the dielectric films are provided is made equal to or less than 0.50 nm when the roughness is obtained by measuring a plurality of measurement points having measurement distances equal to or less than 100 nm. Note that the average surface roughness Ra is measured by scanning an area of 10 μmx10 μm employing an interatomic force microscope (an AFM).  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004346370-A (JP)
Title: Cemented carbide
Inventor: KUBO YUTAKA
IPC: B21D28/34
Filed: 2003-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To further improve the deflective strength of superfine cemented carbide for coping with the fine diameter of a drill or the like as its main application.  <P>SOLUTION: In the superfine cemented carbide in which the mean grain size of WC is ≤0.8 μm, the mean grain size of bonding phase grains is ≤200 μm. By adopting the constitution, the soundness in the grain boundary of the bonding phase is improved, and can be improved to a level free from influence on its deflective strength. Thus, the further improvement of the deflective strength and the reduction of variation are realized, so that the service life of a fine-diameter tool can be improved.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004350411-A (JP)
Title: Eddy current type reduction gear
Inventor: KUWABARA TORU
IPC: H02K49/10
Filed: 2003-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide an eddy current type reduction gear at a low manufacturing cost.  <P>SOLUTION: The eddy current type reduction gear comprises a brake rotor 2 coupled with a rotary shaft 1, a nonmagnetic annular casing 3 fixed to the fixed side oppositely to the brake rotor 2, a plurality of magnetic members 9 arranged on a part of the annular casing 3 facing the brake rotor 2 at an interval in the circumferential direction of the rotary shaft 1, and nonmagnetic members 10 arranged between the magnetic members 9. The annular casing 3, the magnetic member 9, and the nonmagnetic member 10 are formed individually, and the magnetic member 9 and the nonmagnetic member 10 are attached to the annular casing 3 while being arranged alternately.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004348647-A (JP)
Title: Human communication system
Inventor: KANEDA YASUSHI
IPC: G06F13/00
Filed: 2003-05-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a system which matches the presence of users in a virtual space among users to protect privacy.  <P>SOLUTION: A client terminal 201 has a presence provider 222 which transmits information regarding the position of a user to a presence server 110, a space modeling means 221 which calculates the position of the user in the virtual space, an audio renderer 216 which controls acoustic effects based on the position of the user in the virtual space, a graphics renderer 219 which creates image data based on the position of the user in the virtual space, and a policy session control part 223 which controls communication session. The client terminal 201 realizes a conversation among a plurality of users using a virtual space.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004351992-A (JP)
Title: Obstacle detection device of vehicle and vehicle control device
Inventor: NATSUME MITSUHIRO
IPC: G08G1/16
Filed: 2003-05-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an obstacle detection device which properly detects an obstacle to possibly come into contact with a vehicle by changing a detecting range in accordance with a steering angle when parking the vehicle having the obstacle detection device by backing it at a certain steering angle.  <P>SOLUTION: An ECU 2 computes a possible route 18 in accordance with the steering angle detected by a steering angle sensor 6 when a driver backs the vehicle 1 while turning a steering wheel 7 to the right. Thereafter, the ECU 2 inclines an ultrasonic sensor 3 to the opposite direction of the steering direction (to the left side in the drawing) and inclines an ultrasonic sensor 5 to the same direction of the steering direction (to the right side in the drawing) to detect the obstacle existing on the possible route 18. Additionally, the ECU 2 detects the obstacle existing in the neighborhood of a vehicle side surface by switching on an ultrasonic sensor 4a existing on the vehicle side surface on the opposite of the steering direction. Thereafter, the ECU 2 forcibly stops the vehicle 1 when the vehicle and the obstacle come to be within a specified distance from each other.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004356888-A (JP)
Title: Radio control station, radio terminal, base station, communication system, and communicvation method
Inventor: TAKEDA SHINJI
IPC: H04W48/18
Filed: 2003-05-28
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the retrieval time of a communicable radio communication system without increasing the control load of the entire communication system.  <P>SOLUTION: The radio control station sends control information of a plurality of radio communication systems A-C to a radio terminal on a control-only channel 21 for sending the control information about the plurality of systems A-C which commonly use the channel 21.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004362226-A (JP)
Title: Risk potential calculation device for vehicle, driving operation auxiliary device for vehicle, and vehicle equipped with driving operation auxiliary device for vehicle
Inventor: YAMAMURA TOSHIHIRO
IPC: B60R21/00
Filed: 2003-06-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a risk potential calculation device for a vehicle for accurately predicting a risk that a driver actually feels.  <P>SOLUTION: A risk potential calculation device for a vehicle is provided with condition recognition means 10 and 20 for detecting the vehicle condition of its own vehicle and the peripheral traveling environment of its own vehicle, a risk potential calculation means 50 for calculating the peripheral risk potential of its own vehicle based on the detection results of the condition recognition means 10 and 20 and a risk potential correction means 50 for correcting a risk potential calculated by the risk potential calculation means 50 according to the past vehicle operation history of its own vehicle.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004020565-A (JP)
Title: Search method of traveling route to destination and navigation system
Inventor: TU IHUNG S
IPC: G01C21/34
Filed: 2003-06-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for finding the shortest route from a place of departure to a final destination when one wants to visit a plurality of intermediate destinations before reaching the final destination.  <P>SOLUTION: This method comprises the steps of searching a route which specifies the order of destinations to travel, checking whether any two of partial routes intersect each other, and specifying the destinations of the partial routes (A-B, and C-final destination) intersecting each other to change the order of the intermediate destinations (A, B, C→A, C, B) so that two partial routes do not intersect each other.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004359412-A (JP)
Title: Image forming apparatus
Inventor: INMIYA TAKEHARU
IPC: B65H31/08
Filed: 2003-06-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus provided with a paper delivery tray capable of preventing the reduction of the number of loaded recording papers even if they are delivered in a curled condition.  <P>SOLUTION: While an auxiliary tray 30 is stored in a storage part 26, the auxiliary tray 30 raises an upstream side part 20b in the direction of paper delivery of a turn tray 20 against energizing force of an extension spring 24. On the contrary, when the auxiliary tray 30 stored in the storage part 26 is pulled out in the direction of paper delivery, the turn tray 20 turns centered on a turn central shaft 22 in such a way that the upstream side part 20b in the direction of paper delivery lowers. That is, the upstream side part 20b in the direction of paper delivery of the turn tray 20 moves upward or downward and the turn tray 20 turns by moving the auxiliary tray 30 in the direction of paper delivery and in its opposite direction. As a result of turn, height of recording mediums that the turn tray 20 can load is changed.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004362318-A (JP)
Title: Sales plan deciding system, its operation processing method, program for executing the same method and recoding medium
Inventor: SHIBA RIKIO
IPC: G06Q10/00
Filed: 2003-06-05
Abstract: <P>PROBLEM TO BE SOLVED: To quickly execute processing after establishment of a sales plan until an answer to the term of delivery is made.  <P>SOLUTION: This sales plan deciding system for deciding the sales plan of a dependent product for an equipment main body is characterized in having a deciding means which decides a sales quantity plan based on a first sales quantity plan proposal planned based on a first method and a second sales quantity plan proposal planned according to a second method.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004364428-A (JP)
Title: Bearing lubrication structure of multiple shaft multilayer motor
Inventor: FURUSE HISAYUKI
IPC: H02K7/08
Filed: 2003-06-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a bearing lubrication structure of a multiple shaft multilayer motor that can suppress the friction of a bearing and suppress an increase in the viscosity resistance of oil between a stator and an inner rotor and between the stator and an outer rotor.  <P>SOLUTION: The multiple shaft multilayer motor comprises: the inner rotor 3 coupled to a first rotating shaft 2; the stator 4 arranged at the external peripheral side of the inner rotor 3; and the outer rotor 6 coupled to a second rotating shaft 5. A first distribution passage 34 that allows the flow-in of the oil to a space between the stator 4 and the inner rotor 3 is circumferentially formed at an oil passage between an inter-axis radial bearing 13 and a inter-disk radial bearing 16, and a second distribution passage 37 that allows the flow-in of the oil to a space between the stator 4 and the outer rotor 6 is circumferentially formed at an oil passage between the inter-disk radial bearing 16 and a drain 31.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004361764-A (JP)
Title: Stand for liquid crystal television, and stand for liquid crystal display device
Inventor: OGAWA MASUO
IPC: G02F1/1333
Filed: 2003-06-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a stand for a liquid crystal television with which the inclination of the liquid crystal television is adjusted to an arbitrary angle within a specified angular range.  <P>SOLUTION: The stand for the liquid crystal television is equipped with: a stand member 30 which supports the liquid crystal television 50 in a state of being inclined with a specified angle; a holding member 20 to which the tip part 30b of the stand member 30 is attached; and a base member 10 which is attached to the rear face of the liquid crystal television 50, and to which the holding member 20 is attached in a rotatable manner. The holding member 20 includes: a rectangular slider 23; a lower cover 21 having a first stopper part 21e which is to abut with the upper end face 23a of the slider 23 and a second stopper part 21f which is to be in contact with the lower end face 23b of the slider 23; a convex plate spring 25 disposed so as to abut with the practically flat side face center part 23c of the slider 23; and a pressing member 26 consisting of a rubber member to press the convex plate spring 25 with specified press force.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004363497-A (JP)
Title: Alkali treatment technique for semiconductor wafer
Inventor: NORIMOTO MASAFUMI
IPC: H01L21/308
Filed: 2003-06-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an alkali treatment technique for semiconductor wafer which prevents contamination of a semiconductor wafer caused by metal impurities dissolved in an alkali solution.  <P>SOLUTION: The sodium hydroxide solution of a high concentration of 20% or higher by weight wherein 10 ppb or more of boron as an alkali metal ion is dissolved is employed as an alkali etching solution, and a silicon wafer is etched using the alkali etching solution. Consequently, the contamination of the silicon wafer caused by metal impurities dissolved in the alkali etching solution can be effectively prevented. In addition, the above effect can be obtained with a low cost.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004359196-A (JP)
Title: Pneumatic tire for passenger car
Inventor: IIDA HIDEKAZU
IPC: B60C15/06
Filed: 2003-06-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pneumatic tire for a passenger car having rim fittability and rim slipping resistance as well as toe cutting resistance.  <P>SOLUTION: In the pneumatic tire for passenger car, an organic fiber reinforcing layer 8 is arranged on a bead toe part 6 in an exposed manner and extended around a folded-back end part 2a of a carcass layer 2, and a rim cushion rubber layer 9 is arranged outside the organic fiber reinforcing layer 8 to extend at least over the entire bead core inner peripheral side region 12a of a bead base part 12 positioned in an inner peripheral side of a bead core 4 from a bead heel part 11 toward the bead toe part 6. Average thickness of the rim cushion rubber layer 9 in the bead core inner peripheral side region 12a is set to be 0.5 mm to 7.0 mm.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005004273-A (JP)
Title: Questionnaire information distribution server and method
Inventor: NAWATE MASATO
IPC: G06Q50/00
Filed: 2003-06-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a questionnaire information distribution server for achieving the recovery of reliable reply results of a questionnaire, and to provide a questionnaire information distribution method.  <P>SOLUTION: A questionnaire information distribution server 10, each time a request for obtaining questionnaire data is received from a communication terminal device 20, generates questionnaire data by rearranging the order of selection items of reply to a question, and transmits to the communication terminal device 20. For questionnaire data to which rearrangement of the order of the selection items is not allowed, the questionnaire information distribution server 10 changes selection items selected at default and transmits to the communication terminal device 20.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005003554-A (JP)
Title: Monitoring system for liquefied gas carrying vessel
Inventor: SATO KOICHI
IPC: G01L1/00
Filed: 2003-06-12
Abstract: <P>PROBLEM TO BE SOLVED: To realize stress measurement to establish a technique for predicting a remainder of life precisely.  <P>SOLUTION: This system is constituted of a plurality of strain gages 7 structured as one portion of a hull, and arranged in a plurality of positions in support structure 6 for supporting a liquefied gas tank 1 to measure the first time-series stresses 18 in the plurality of positions, and a computer 14. The computer 14 forms a stress computer 22 for calculating the second time-series stresses 24 in a portion 21 of the liquefied gas tank 1 based on the first time-series stresses 18, a recorder 16 for storing the first time-series stresses 18 for a long period to be recorded, and an evaluation computer for evaluating the remainder of the life for the tank 1, based on the second time-series stresses 24. A distribution for indicating correspondence between an observed frequency for the second time-series stresses 24 and an allowable repetition frequency is recorded corresponding to divided stress distribution ranges. The remainder of the life is estimated precisely based on a distribution table therein.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005011842-A (JP)
Title: Substrate treatment device and its maintaining method
Inventor: TANAKA TOSHIJI
IPC: H01L21/68
Filed: 2003-06-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a substrate treatment device that can be improved in maintainability, and to provide a method of maintaining the device.  <P>SOLUTION: The substrate treatment device 10 is provided with a main chamber 12, an opening 44 formed at the side wall of the chamber 12, and an opening/closing door 50 which opens and closes the opening 44. The device 10 is also provided with a substrate holder 32 for holding a substrate W, a sub-chamber 14 used for positioning the holder 32 in the X-direction, and a housing section 106 which can house the sub-chamber 14. In addition, the device 10 is also provided with a guiding mechanism 110 which is attachably/detachably traversed between the main chamber 12 and the housing section 106. The sub-chamber 14 is disposed adjacently to the main chamber 12 at a position at which the sub-chamber 14 is faced to the opening/closing door 50, and a driving rod 56 is attachably/detachably connected to the substrate holder 32 through a through hole 54 formed in the door 50. The driving rod 56 is constituted in a state that the rod 56 can move between the main chamber 12 and the housing section 106 by the guidance of the guiding mechanism 110 when the rod 56 is disconnected from the substrate holder 32.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005008451-A (JP)
Title: Optical fiber preform and its production method
Inventor: SHIMADA TADAKATSU
IPC: C03B37/014
Filed: 2003-06-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing an optical fiber preform which, even when being a porous preform having a large outer diameter, has a uniform outer diameter in the longitudinal direction after sintering, does not need an outer-diameter adjustment work needed so far, can be subjected as it is to fiber drawing, and is produced at a low cost.  <P>SOLUTION: In the method for producing an optical fiber preform by depositing and sintering soot on the surface of a core rod, the core rod used has an outer diameter changed in the longitudinal direction; a clad is deposited on the core rod to yield a porous preform for an optical fiber; and this preform is sintered to be converted into transparent glass. The amount of expansion and contraction of the outer diameter of the porous preform in sintering is measured in the longitudinal direction to obtain the ratio of the amount of expansion and contraction of each part to the amount of expansion and contraction at the standard position; and a core rod of which the outer diameter is changed in the longitudinal direction by a factor of the reciprocal of the above ratio is used. Preferably, production conditions, such as the raw material supply amount and/or the burner moving speed, are changed so that the ratio of the core rod diameter to the thickness of an outside deposit layer in the longitudinal direction becomes constant in sintering.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004337560-A (JP)
Title: Comforter cover
Inventor: TAKAHASHI CHIEKO
IPC: A47G9/02
Filed: 2003-05-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a comforter cover allowing a user such as a woman and the elderly who don't have strong physical power to take out/insert a comforter to change the cover.  <P>SOLUTION: The comforter cover becomes one cloth by opening two zippers in the comforter cover, and the surface of the comforter cover is wide spread, so that it is easy to take in/insert the comforter. In addition, the comforter cover can be easily attached/detached with two snap fasteners.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005012661-A (JP)
Title: Receiving apparatus
Inventor: KOBAYASHI SATOSHI
IPC: H04N5/44
Filed: 2003-06-20
Abstract: <P>PROBLEM TO BE SOLVED: To present real-time broadcast contents which are distributed via a network, in a receiving apparatus without lowering a definition.  <P>SOLUTION: A discrimination part 36 discriminates whether or not a tuner 32a or 32b is capable of receiving real-time broadcast contents distributed from a server device. When it is discriminated that any tuner is capable of receiving the contents, the tuner 32a or 32b is controlled by a control part 33 and allowed to receive the distributed real-time broadcast contents. Besides, in place of the broadcast contents distributed from the server device, the broadcast contents received by the tuner are selected by a signal selecting part 34. Presentation processing of the broadcast contents selected by the signal selecting part 34 is performed by a presentation processing part 38. Even if the traffic volume of the network increases, the real-time broadcast contents distributed by the server can be presented with an excellent quality.  <P>COPYRIGHT: (C)2005,JPO&NCIPI