baber/WOPTO huggingface dataset:
Patent JP-2003290959-A (JP)
Title: Laser beam machining method
Inventor: HAMADA SHIRO
IPC: B23K26/382
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a laser beam machining method capable of forming holes of a large taper rate.  <P>SOLUTION: The laser beam condensed by an objective lens is made incident on the surface of a metallic layer of an object for working formed by firmly sticking a metallic layer on the surface of a substrate member consisting of a first material to form the hole on the metallic layer and to expose a part of the substrate member. The beam diameter of the laser beam on the surface on the incident side of the objective lens is diminished. The laser beam diminished in the beam diameter is condensed by the objective lens and the condensed laser beam is made incident on the base surface of the hole formed on the metallic layer of the object for working and the peripheral part of the hole, by which the hole is formed at the substrate member exposed on the base surface of the hole formed at the metallic layer.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2002331037-A (JP)
Title: Steerable catheter with control handle having pulley mechanism
Inventor: NGUYEN FRANK
IPC: A61B18/04
Filed: 2002-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a steerable catheter in which two puller wires can be independently operated. SOLUTION: The catheter has a slender flexible tubular catheter body (12) and a control handle (16) provided at the proximal end of the catheter body. The control handle has a hollow handle housing (60) fixed to the catheter body, a piston (64) slidably provided in the handle housing and a pulley (66) fixed to the handle housing in a position near the proximal end of the piston. A first puller wire (32a) has a distal end fixed to the distal end of the catheter body and a proximal end anchored to the piston. The second puller wire (32b) extends into the handle through the catheter body and encircles the pulley, and the proximal end of the second puller wire is anchored to the piston.
Patent JP-2003291619-A (JP)
Title: Front suspension device of low floor bus
Inventor: INAGAKI MITSUHIRO
IPC: B60G9/04
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To improve travel stability by restraining the generation of axle steering when external force is input in front wheels during travel.  <P>SOLUTION: In the front suspension device of a low floor bus, which is provided with a front axle 5 suspended by the air spring 4 arranged below a chassis frame 3, two upper right and left rods 6, one end of each of which is secured to the chassis frame 3 pivotally and the other ends of which are secured on both side sections of the front axle and which are arranged in the longitudinal direction of the chassis frame 3, and two lower rods 7, one end of each of which is secured to the chassis 3 and the other ends of which are secured pivotally to a position near the center section of the front axle 5 so as to form a V-shape, at least one torque rod 11, one end of which is secured pivotally to a position near the position where one of the lower rods 7 is attached to the chassis frame 3 and the other end of which is secured pivotally to the front axle 5 in the longitudinal direction in the same plane as the plane in which the two lower rods 7 are attached.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003300378-A (JP)
Title: Ink jet recording sheet
Inventor: TAKASHIMA MASANOBU
IPC: B41J2/01
Filed: 2002-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ink jet recording sheet with a coloring material receiving layer capable of forming an image which has satisfactory ink absorption and high resolving power and an excellent ink receiving performance displaying superiority in terms of water resistance, bleeding over time and glossiness and also sufficient ozone resistance for a long time.  <P>SOLUTION: In the ink jet recording sheet with a coloring material receiving layer formed on a support, the coloring material receiving layer contains a hydroxamic acid.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003306382-A (JP)
Title: Amorphous carbon molding and method for producing the same
Inventor: YOSHINAGA TERUMASA
IPC: C04B35/52
Filed: 2002-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide an amorphous carbon molding which has only a small inner residual stress due to processing to a complicated shape, shows a very low frequency of occurrence of cracking or rupture during carbonization baking and is excellent in dimensional accuracy.  <P>SOLUTION: The amorphous carbon molding is obtained by molding a resin composition in which a thermosetting resin that is a matrix raw material is mixed with a carbonaceous material as a filler into a plate or a sheet having projections and depressions on the surface by embossing, punching or cutting the periphery of the embossed workpiece or a part thereof, and subjecting the resultant molding to carbonization baking.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003300500-A (JP)
Title: Radio wave absorbing device and intake duct for aircraft
Inventor: OTANI TADAO
IPC: B64D33/02
Filed: 2002-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a radio wave absorbing device capable of reducing device weight without deteriorating absorbing performance of an incident wave, and to provide an intake duct for an aircraft capable of reducing weight without deteriorating the absorbing performance of the incident wave.  <P>SOLUTION: This radio wave absorbing device adopts the constitution having a reflecting member 3 for reflecting a radar wave 4 so as to be converged toward an absorber 5.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003068097-A (JP)
Title: Method for evaluating semiconductor device, method for manufacturing semiconductor device, device for evaluating semiconductor device, and evaluation program
Inventor: OKADA KENJI
IPC: G11C29/00
Filed: 2002-04-10
Abstract: PROBLEM TO BE SOLVED: To measure deterioration of retention of a flash memory in a short time and with high accuracy. SOLUTION: The total electron injection quantity QBD in the case when the occurrence rate of dielectric breakdown of a 7 nm thick silicon oxide film reaches 63.2% is obtained. Next, the Weibull slope βμ B of the total electron injection quantity Qμ B and Qμ B in which the occurrence of μB-SILC is expected statistically in 63.2% test pieces is obtained using a percolate simulation. Injection electron quantity Qμ B (W) in an arbitrary retention deterioration occurrence rate (W) can be obtained from the relation of βμB, Qμ B.
Patent JP-2003303946-A (JP)
Title: Solid-state image pickup device and manufacturing method thereof
Inventor: YAMANAKA HIDEO
IPC: H04N5/369
Filed: 2002-04-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a solid-state image pickup device and the manufacturing method of the same, capable of improving the accuracy of a distance between a transparent substrate and the solid-state image pickup element, while realizing miniaturization.  <P>SOLUTION: The element-forming surface of the solid-state image pickup element 10 is sealed hermetically by a seal member 30, formed while being pinched between the transparent substrate 20 and the solid-state image pickup element 10 so as to surround the element-connecting region 21a of a fetch electrode 21 formed on the transparent substrate 20 and the projected connecting electrode 14 of the solid-state image pickup element 10. The element-connecting region 21a of the fetch electrode 21 is connected directly to the connecting electrode 14, whereby the distance t of an airtight space between the transparent substrate 20 and the solid-state image pickup electrode 14 is controlled by the height of the projected connecting electrode 14. In this case, spacers are mixed into sealing members 30, whereby the distance t of the airtight space between the solid-state image pickup element 10, and the transparent substrate 20 is controlled so as to be constant by the diameter of the spacers, regardless of the dispersion of heights of the projected connecting electrodes 14.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003309027-A (JP)
Title: Internal-combustion engine ignition coil
Inventor: KIKUKAWA RYOICHI
IPC: H01F38/12
Filed: 2002-04-12
Abstract: <P>PROBLEM TO BE SOLVED: To prevent dielectric breakdown of a conventional ignition plug caused by short-circuiting a secondary high voltage to a low voltage section such as a primary coil through clearances of each member after a thermal insulating material, epoxy resin or the like is exfoliated from the members by a aged thermal stress.  <P>SOLUTION: In an ignition coil, a tower section has a high voltage tower section which supplies a high voltage generated in a secondary coil to the ignition plug, a plurality of protrusions which fit a case are provided around the high voltage tower, the cylindrical case is provided with holes which fit each of the protrusions in the tower section when the ignition coil is assembled, and an outer core is disposed on the external side of the primary coil.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003308542-A (JP)
Title: Virtual three-dimensional space image management system and method, and computer program
Inventor: OTO YASUNORI
IPC: G06T19/00
Filed: 2002-04-15
Abstract: <P>PROBLEM TO BE SOLVED: To quickly produce a virtual three-dimensional space image with a detailed background image.  <P>SOLUTION: A virtual three-dimensional space is divided into infinite cells, and an image of an object such as a building present in a cell viewed from outside the cell is rendered for each cell boundary surface to produce a planar object with the texture of the object attached to the cell boundary surface. Upon a display request, an object present in a cell including a camera position is rendered to produce a foreground image. A planar object about each cell boundary surface included in the field of view is acquired from a database, and is attached in succession according to a perspective relation to render a background image.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003308870-A (JP)
Title: Fuel reforming system
Inventor: OKAMOTO MASARU
IPC: C01B3/48
Filed: 2002-04-15
Abstract: <P>PROBLEM TO BE SOLVED: To prevent transition to operation where the treating ability of a carbon monoxide removing catalyst exceeds its limit.  <P>SOLUTION: This fuel reforming system comprises a reformer 8 using air and a raw material for reforming reaction and partially oxidizing reaction to generate reformed gas containing hydrogen, a carbon monoxide remover 9 using shifting reaction for reacting carbon monoxide in the reformed gas with water and the partially oxidizing reaction for oxidizing the carbon monoxide remaining non-reacted in the shifting reaction with air for removing the carbon monoxide from the reformed gas, a cooler 12 using a cooling medium for cooling heat due to the shifting reaction and the partially oxidizing reaction in the carbon monoxide remover, and a fuel cell 17 for reacting the reformed gas from which the carbon monoxide is removed by the carbon monoxide remover with oxygen to generate electric power. Critical operated condition avoiding means 31 avoids the critical operated condition of the carbon monoxide remover, depending on the operated condition of the carbon monoxide remover 9.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003309443-A (JP)
Title: Noise filter for line
Inventor: GOTO SHINJI
IPC: H03H7/09
Filed: 2002-04-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a noise filter for line capable of increasing a signal processing speed by properly suppressing not only a common mode noise but also a normal mode noise.  <P>SOLUTION: A common mode noise filter section 10 of the noise filter for line suppresses a common mode noise intruded in a line and a normal mode noise filter section 20 configuring a low pass filter suppresses the normal mode noise being a noise with an intermediate frequency intruded from the line, that is, the noise with a radio frequency band.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003309555-A (JP)
Title: Public key base registration bureau, its construction method and its program, and recording medium having recorded the program
Inventor: KOMURO TOMOYUKI
IPC: G06Q50/10
Filed: 2002-04-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a system which can reduce the introduction cost and the running cost by enabling a plurality of registration bureaus to be built on one general purpose computer and enables the user of a certificate to apply for issuance or expiration of a certificate by a simply determined method when the user applies for issuance or expiration of a certificate the certificate.  <P>SOLUTION: This registration bureau constitutes an authentication bureau together with a plurality of issuance bureaus which issue public key base certificates according to the reguests from the users, and it is constituted of one computer which is provided with a plurality of RA cells which preserve the information about the plural issue bureaus and the information required for issuance and expiration of certificates, a data base which stores user information different for every user, and an RA core which communicates with the above plural issue bureaus, referring to the information unique to issue bureaus preserved in the above RA cell and the information unique to users stored in the above data base.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003315404-A (JP)
Title: Device for detecting partial discharge
Inventor: TAMURA YOSHIYUKI
IPC: H02G5/08
Filed: 2002-04-18
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a device for detecting partial discharge even for existing gas insulating apparatuses, which can confirm that a position locating function is in a good state without reconstructing the gas insulating apparatus.  <P>SOLUTION: The device for detecting the partial discharge is provided with a plurality of metallic containers which are composed of a plurality of metallic tubes connected to each other through insulating spacers insulating and supporting conductors; a plurality of detectors which detect values of voltage between adjacent metallic tubes; a position locating device which locates a position where the partial discharge occurs on the basis of a propagation period from a detection timing, at which a value of voltage among those measured by the detectors that detect surge voltage signals propagating based on the partial discharge exceeds a prescribed reference value, up to the next timing at which the value of voltage on the propagating line measured by the detectors exceeds the prescribed reference value; a circuit breaking means which is arranged between the metallic containers; and a device for confirming the good state of the position location which reads an occurrence position of the partial discharge located when the circuit breaking means is operated, and confirms as to whether the occurrence position coincides with a setting position of the operated circuit breaking means or not.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003315523-A (JP)
Title: Diffraction optical element and method for manufacturing the same, optical pickup device and optical disk driving device
Inventor: SUZUDO TAKESHI
IPC: G11B7/135
Filed: 2002-04-25
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the cost of a diffraction optical element by simplifying a manufacturing process of the diffraction optical element using an organic material film.  <P>SOLUTION: A method for manufacturing the diffraction optical element which is provided with a diffraction element comprising a diffraction grating based on rectangular protrusions and recessions formed on a surface of an organic material film 3 disposed on a transparent substrate 1A, has a step to form a film 4 for a mask composed of an etching mask material on the organic material film 3, a step to form a resist pattern 5 corresponding to a mask pattern for working on the film 4 for the mask via a photolithographic process, a step to form a mask pattern 4M for working by patterning the film 4 for the mask with wet etching in a liquid and a step to form the diffraction grating 7 by subjecting the organic material film 3 to etch working without releasing the resist pattern 5 after forming the mask pattern.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2002336384-A (JP)
Title: Multilayer golf ball with hoop-stress layer
Inventor: MORGAN WILLIAM E
IPC: A63B37/08
Filed: 2002-04-26
Abstract: PROBLEM TO BE SOLVED: To provide a golf ball where a performance characteristics is improved by having at least >=4 layers which comprise a hoop stress layer and at least one resilient elastomeric layer. SOLUTION: The golf ball is provided with a center, the hoop stress layer consisting of a material with a tensile elastic modulus which encloses or wound around the periphery of a core, at least one layer consisting of a resilient elastomeric material and a cover consisting of at least one layer. The center of the golf ball can be a fluid or a solid having an encapsulating shell. Production is facilitated by easily positioning the hoop stress layer in the circumference of the center through the use of a connection agent together with the hoop stress layer.
Patent JP-2003322381-A (JP)
Title: Power rate charging system of air conditioner
Inventor: SUGIYAMA HISAYA
IPC: G06Q50/06
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To accurately charge each indoor unit user using electric power for the electric power when there are both a group of regenerative air conditioners and a group of those without heat storage tanks.  <P>SOLUTION: The system comprises a power meter 4 for measuring the total used electric energy and an interface 6 for transmitting data indicating the electric currents by each operation mode and outdoor unit 1, and the operation time, the time when a thermostat is on, and the refrigerant flow by each indoor unit 2 from a signal line 1 connected to an outdoor unit 1 and an indoor unit 2 to an electric power management unit 7. The value of the storage electric energy is apportioned among outdoor units 1 at the ratio of the operation current integration value calculated from the electric current data by each outdoor unit 1, and the apportioned value is further apportioned among indoor units 2 at the rate calculated based on at least one of the operation time, the time when the thermostat is on or the refrigerant flow by each indoor unit 2 using the storage heat at the time of use for air-conditioning from after the finish of the heat storage till the start of the heat storage.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003321071-A (JP)
Title: Rotary gas generator
Inventor: MORITA SHINICHI
IPC: B65D83/00
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that, in conventional perfuming agents and deodorizing agents for use in lavatories based on natural evaporation, it is difficult to perform such adjustment that generation of perfumes and odors is enforced while the lavatory is used and it is suppressed in other cases.  <P>SOLUTION: A rotatable supporting shaft 2 is fitted in the middle part of a frame 1 which can stand, and two tanks 5 respectively having an air suction pipe and an air vent pipe which are usually closed and connected with each other at their central parts are fitted on the supporting shaft. A contact point which is brought into contact with the air suction pipe of the tank when the tank comes to the top and opens the air suction pipe to introduce air into the tank, a contact pipe or the like 6 and 7 are fitted on the top of the frame. Under a condition where the air suction pipe of the upper tank is opened and the air vent pipe of the lower tank is opened, a liquid in the upper tank flows down into the lower tank to pressurize the inside of the tank by the falling-down liquid, and a mixed gas in the tank is exhausted from the opened air vent pipe to the outside.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003058948-A (JP)
Title: Electronic price label and method for displaying sales promotion message on electronic price label
Inventor: GOODWIN JOHN C III
IPC: G06Q20/20
Filed: 2002-05-01
Abstract: PROBLEM TO BE SOLVED: To provide technology for displaying sales promotion information by providing electronic sign (ES) that displays the sales promotion information, a display slogan, bundled pricing, bulk pricing and information in other forms. SOLUTION: The electronic sign can be used for increase of sales by a retailer and can provide another method for performing advertisement and cost reduction. In one embodiment, an EPL computer reads an EPL/electronic sign data file and an EPL computer that determines whether a certain description item is associated with the EPL or the electronic signs then reads a sales promotion message from a sales promotion data file. An exact sales promotion message can be determined by using an index in the EPL/electronic sign data file. The EPL computer transmits a message including a command that makes the electronic sign display the sales promotion message to the electronic signs. The electronic signs display the sales promotion message and provide a customer considering purchase with valuable information.
Patent JP-2002363525-A (JP)
Title: Aqueous adhesive composition
Inventor: TAWA TSUTOMU
IPC: C08G18/66
Filed: 2002-05-09
Abstract: PROBLEM TO BE SOLVED: To provide an aqueous adhesive composition which is perfectly aqueous and is excellent, e.g. in resistances to boiling water and chemicals. SOLUTION: This aqueous adhesive composition contains an aqueous dispersion and a water-dispersible polyisocyanate composition which contains a polyisocyanate and an emulsifier prepared by reacting a polyisocyanate with an alkoxypolyalkylene ether glycol and a dialkanolamine.
Patent JP-2003326421-A (JP)
Title: Fitting and fixing method for two members
Inventor: SUZUMURA TAKASHI
IPC: F01L1/04
Filed: 2002-05-09
Abstract: <P>PROBLEM TO BE SOLVED: To secure sufficient junction strength even by using temperature difference fitting that is advantageous in a guarantee of accuracy.  <P>SOLUTION: A plurality of cam pieces 12 are fit by shrinkage on a shaft 11 to provide a camshaft subassembly body 10, the camshaft subassembly body 10 is housed in an impression 18 of a constraining die 15 comprising a fixed die 16 and a movable die 17, both end parts of the shaft 11 are held by a pair of right and left chuck units 20 in this state, and the shaft 11 is rotated for just a predetermined angle. Since each cam piece 12 is constrained by the constraining die 15, relative rotation is generated between the shaft 11 and the cam pieces 12, a real contact surface of the shaft 11 and the cam pieces is enlarged as a result, a lubrication substance is discharged from a junction boundary face between them, a coefficient of friction of the junction boundary face is substantially enhanced by this, and each cam piece 12 is collectively rigidly fitted and fixed to the shaft 11.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003325596-A (JP)
Title: Head receiver
Inventor: FUKUHARA SHINJI
IPC: A61G15/12
Filed: 2002-05-13
Abstract: <P>PROBLEM TO BE SOLVED: To reduce a stagger in a support body with respect to a seat back even when a chair is different in shape, and also to easily hold the support body in the seat back part.  <P>SOLUTION: A head receiver includes: the support body 3 which supports a head receiving part 1, and is held by the seat back (a) of the chair; and belts 4 for fastening the support body 3 together with the seat back (a). The support body 3 comprises belt carriers 31 where the belts 4 are put through. The winding positions of the belts 4 to the support body 3 are changed to the belt carriers 31, or to the lower end 3b of the support body 3 in response to the vertical length of the seat back (a). Thus, the stagger in the support body 3 with respect to the seat back (a) is reduced even when the vertical length of the seat back (a) is different in the chair.  <P>COPYRIGHT: (C)2004,JPO