baber/WOPTO huggingface dataset:
Patent JP-2004028540-A (JP)
Title: Indoor ventilation system
Inventor: NOZAKI ATSUO
IPC: F24F7/06
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an indoor ventilation system reducing concentration of a gaseous chemical substance in a space part surrounding a room such as an underfloor space, a space above a ceiling, a space in a wall body or the like, preventing influence by advection of the gaseous chemical substance into the room, actively executing ventilation of the room to improve livability, drying a structure metarial to prevent generation of a white ant, mold or a tick, and preventing generation of sick house syndromes.  <P>SOLUTION: A plurality of exhaust pipes 18 are connected to an exhaust blower 13 sucking outside air, the tips of the respective exhaust pipes 18 are disposed in the underfloor space 4, the space 11 above the ceiling, the space 9 in the wall body or the like, air in the space part surrounding the room 6 is always or intermittently discharged through the exhaust pipes 18 connected to the exhaust blower 13.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003113851-A (JP)
Title: Bearing assembly for car
Inventor: MITSUE NAOKI
IPC: G01P3/488
Filed: 2002-06-28
Abstract: PROBLEM TO BE SOLVED: To provide a bearing assembly which detects the number of rotation of a wheel by solving problems with conventional assemblies, i.e., without increasing the number of part items, or complicating the structure thereof. SOLUTION: In the bearing assembly including a first ring (for example, an outer ring) fixed in a non-rotational manner, a second ring (for example, an inner ring) disposed concentric therewith and in a relatively rotational manner thereto, and a rotary member (for example, a hub inner ring) integrally connected to the second ring, a component of the bearing assembly or a fitted parts thereto (for example, a nut member, the hub inner ring or the inner ring) is used for a pulser gear and a sensor is disposed close thereto in order to detect the number of rotation of the rotary member.
Patent JP-2004034181-A (JP)
Title: Lens processing method, and lens
Inventor: FUJIWARA KENJI
IPC: B24D3/00
Filed: 2002-07-01
Abstract: <P>PROBLEM TO BE SOLVED: To reduce lens processing cost by reducing cost on grinding wheels in a centering process, leans cleaning cost after rounding work, etc.  <P>SOLUTION: In rounding work to center a lens in clamping the lens R<SB>1</SB>by both bell holders 1 and 2, and grind side circumferential surfaces of the lens R<SB>1</SB>with a grinding wheel 5, water soluble or watery liquid is used as grinding fluid. A cleaning process after the rounding work is thus simplified, cost on it is reduced. An electrodeposition grinding wheel requiring less maintenance cost than a metal-bonded grinding wheel is used for the grinding wheel 5, with drain performance, etc., improved, so that cost on the grinding wheel is thus reduced.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003050486-A (JP)
Title: Medium path managing method
Inventor: COVERT DAVID W
IPC: B41J13/00
Filed: 2002-07-04
Abstract: PROBLEM TO BE SOLVED: To provide a method for cycling up or down the output of a printer by controlling the part of a path where neither a form nor other media is put in. SOLUTION: Transports for individual media sectioning parts on the path are determined and each transport determines whether part of the path stores a medium, e.g. whether the part is empty. A transport having a path part in which a printable medium is not stored is discriminated. According to the determination, the discriminated transport is so controlled as to cycle up or down the output.
Patent JP-2004039947-A (JP)
Title: Semiconductor laser and its manufacturing method
Inventor: MAKITA HIRONOBU
IPC: H01S5/042
Filed: 2002-07-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor laser wherein a fine chip, if generated by any chance in an outer circumferential edge of an electrode formation surface of a semiconductor laser, drops immediately and does not attach to a semiconductor laser body by halves by an electrode material.  <P>SOLUTION: The semiconductor laser 101 is constituted of an n-type GaAs substrate 2, a lower side clad layer 3, a p-type InGaP active layer 4, an upper side clad layer 5, a p-type GaAs contact layer 6, an insulation layer 8 wherein an electrode contact hole 7 is shaped, a surface electrode 102, and a back electrode 103. Both the surface electrode 102 and the back electrode 103 are provided with a 50μm-wide region wherein an electrode is not formed along an outer circumferential edge of an electrode formation surface of the semiconductor laser 101, and all the corners of the surface electrode 102 and the back electrode 103 are rounded.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004035350-A (JP)
Title: Piezoelectric porcelain composition
Inventor: YOSHIDA HIROYUKI
IPC: H01L41/187
Filed: 2002-07-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a piezoelectric porcelain composition having an excellent electromechanical coupling factor by using an inexpensive material not containing a lead oxide component.  <P>SOLUTION: The composition has a chemical formula [Bi<SB>a</SB>(Na<SB>1-X</SB>K<SB>X</SB>)<SB>1-a</SB>][Ti<SB>1-y</SB>(M<SB>1-b</SB>Nb<SB>b</SB>)<SB>y</SB>]O<SB>3</SB>, wherein element M and the compositional ranges of x, y, a, and b are selected.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004047508-A (JP)
Title: Circuit unit
Inventor: KURIHARA MASAYUKI
IPC: H05K7/06
Filed: 2002-07-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a circuit unit in which ion migration resulting from a high-voltage conductor being applied with a high voltage can be suppressed by covering the high-voltage conductor with an insulating material.  <P>SOLUTION: A connecting case 15 is made of synthetic resin. An arrangement pattern 37 is embedded in the bottom part 30a of the connecting case 15. The arrangement pattern 37 is applied with a voltage of 42V from a battery via an external connection terminal T1 and that voltage is applied via a high-voltage connection terminal T2 to a motor drive circuit section 38 and a step-down circuit section 39. The step-down circuit section 39 steps down the voltage of 42V to 5V, which is applied via a male connection terminal 40 and a female connection terminal 28 to the printed wiring 24 on a printed board 14. Since the arrangement pattern 37 is covered with the bottom part 30a and insulated, ion migration resulting from the arrangement pattern 37 can be suppressed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004045583-A (JP)
Title: Film scanner
Inventor: SATO SUSUMU
IPC: G03B27/46
Filed: 2002-07-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a film scanner for which the acquisition time of image data is shortened for all frames recorded in a roll film by acquiring the image data for a plurality of the frames almost simultaneously.  <P>SOLUTION: An optical opening part 11a formed at the film feeder 11 of the film scanner 1 is formed in such a size that two frames of the roll film 4 can be positioned, and image sensors 23a and 23b for acquiring the image data of the frames are disposed corresponding to the respective frames at an image read part 20. The film 4 is fed by two frames each and the acquisition of the image data for the frames is repeated for one roll film 4. By accelerating the feed speed of the film 4, the feed time of the film 4 and the acquisition time of the image data are shortened and the processing time of one roll film 4 is shortened.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004044231-A (JP)
Title: Moisture-permeable waterproof sheet
Inventor: MATSUNAGA SAYOKO
IPC: E04F13/00
Filed: 2002-07-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a moisture-permeable waterproof sheet preventing a dew condensation and moisture in a ventilation layer from infiltrating into a wall body and being easily constructed.  <P>SOLUTION: The end sections of the superposed moisture-permeable waterproof sheets 10 can be joined firmly extensively over the overall length when a first adhesive layer 26 and a second adhesive layer 28 are brought into contact with each other. Since the first adhesive layer 26 is formed at one end section 24a in the width direction of a sheet body 24 and the second adhesive layer 28 is formed at the other end section 24b in the width direction of the sheet body 24, the first adhesive layer 26 and the second adhesive layer 28 are not brought into contact with each other even when the moisture-permeable waterproof sheet 10 is wound in a rolled shape, and the sheets are not bonded mutually.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004047754-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: KAWASE YUSUKE
IPC: H01L27/108
Filed: 2002-07-12
Abstract: <P>PROBLEM TO BE SOLVED: To simplify a manufacturing process by reducing the number of photomechanical processes and anisotropic dry etching, and to prevent the manufacturing process from being complicated and the occurence of defects in contact plugs due to an etching stopper film in a region where a capacitor is not formed.  <P>SOLUTION: In this manufacturing method, opening parts OP3 penetrating at least an interlayer insulating film 5 are formed by anisotropic dry etching using a resist mask RM2. After the etching stopper film 4 is exposed at the bottoms of the opening parts OP3, anisotropic dry etching shall be continued, and using the etching stopper film as an etching mask, contact holes CH1 penetrating an interlayer insulating film 3 to source, drain regions 11, 13 are formed, thereby obtaining the opening parts OP3 and the contact holes CH1 simultaneously in the same etching process.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003115607-A (JP)
Title: Semiconductor device including ohmic contact and method of fabricating the same
Inventor: CHANG LIANN-BE
IPC: H01L33/14
Filed: 2002-07-18
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device including an ohmic contact and a method of fabricating the same device. SOLUTION: A semiconductor device is provided with a substrate, a p-type GaN layer formed on the substrate, and a p-type InXGa1- XN layer on the p-type GaN layer. A good junction surface having a low ohmic contact resistance is formed between the semiconductor and metal electrode. A light emitting device including the ohmic contact is provided with a substrate, a buffer layer formed on the substrate, an n-type covering layer formed on the buffer layer, an active layer formed on the n-type covering layer, a p-type covering layer formed on the active layer, a p-type InXGa1- XN layer formed on the n-type covering layer, and a metal layer formed on the p-type InXGa1- XN layer. A good junction surface having a low ohmic contact resistance is formed between the semiconductor and metal electrode.
Patent JP-2004054631-A (JP)
Title: Information retrieval system, information retrieval method, structural analysis method of html document, and program
Inventor: NOMIYAMA HIROSHI
IPC: G06F13/00
Filed: 2002-07-19
Abstract: <P>PROBLEM TO BE SOLVED: To effectively realize a flexible information retrieval by multiple strategies in response to an intended purpose of information in an information retrieval using a computer.  <P>SOLUTION: This system is provided with a document structure analyzing part 12 which analyzes the structure of a HTML document in consideration of a meaning in a prescribed web page, a level-of-importance calculation part 13 which calculates the level of importance of other web site which is linked from this web page according to a prescribed strategy, and a crawling execution part 14 which crawls a website according to the level of importance calculated by the level-of-importance calculation part 13.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004056678-A (JP)
Title: Acoustic device and vehicle
Inventor: ADACHI SHIZUO
IPC: H04R3/04
Filed: 2002-07-23
Abstract: <P>PROBLEM TO BE SOLVED: To enable effective use by simultaneous reproduction of an acoustic device and another acoustic device in the same space.  <P>SOLUTION: An acoustic device 101 has a control section 104a, a communication section 105a, a sound source section 106a, a sound source selection section 107a and an equalizer section 108a. When simultaneous use request instructions 112a, 112b of a sound source are inputted to an instruction input section 103 of an acoustic device 102 and transmitted via the communication section 105b, the acoustic device 101 receives the instructions via the communication section 105a. The same sound source section as that of the other acoustic device is simultaneously reproduced with gains of different acoustic signals by selecting sound source sections to be used respectively according to the instructions by sound source selection sections 107a, 107b and simultaneously outputting a selected acoustic signal via amplifiers 109a, 109b, speakers 110a, 110b by associating selected acoustic signals with preset acoustic signal gains by equalizer sections 108a, 108b.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004054837-A (JP)
Title: Electronic device system
Inventor: SOTOZAKI MINEHIRO
IPC: H01L23/427
Filed: 2002-07-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electronic device system, which can be downsized and slimdowned, improve cooling performance by increasing radiation efficiency, and can prevent operation defective due to heat.  <P>SOLUTION: A laptop personal computer 1 is provided with an extremely huge capacitor 13, which has almost the same area as a display part 3 on the back of the display part 3, so that radiation efficiency is increased and the cooling performance of a cooling device 10 can be improved. Therefore, a CPU 22 can powerfully be cooled down and the performance of the laptop personal computer 1 is improved. In addition, as a flow path to flow and circulate operation liquid between an evaporator 12 and the capacitor 13, a flexible substrate 11, which is placed so that it straddles between an operation part 2 and the display part 3 is used. Thereby, even if the laptop personal computer 1 is a type in which the operation part 2 and the display part 3 are opened and closed, the rigidity for opening and closing is strong and the flexibility of placement can be increased.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004059458-A (JP)
Title: Method for producing (thiophene/phenylene)cooligomers
Inventor: KATAGIRI TOSHIFUMI
IPC: C07B61/00
Filed: 2002-07-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for profitably producing a (thiophene/phenylene)cooligomer.  <P>SOLUTION: This method for producing the (thiophene/phenylene)cooligomer represented by the general formula (3) [R is a 1 to 5C alkyl, a 2 to 5C alkenyl, H or a halogen atom; (n) is an integer of 0 to 5] is characterized by reacting a compound represented by the general formula (1) (X<SP>1</SP>and X<SP>2</SP>are each a halogen atom) with a 4-(2-thienyl)-1-phenylboronic acid compound represented by the general formula (2) in the presence of a base and a palladium catalyst.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003134303-A (JP)
Title: Image reading signal processor
Inventor: IKEDA CHIKAO
IPC: H04N5/335
Filed: 2002-07-26
Abstract: PROBLEM TO BE SOLVED: To solve the problem wherein a circuit scale and power consumption are increased when constitution that two buffers are disposed on the output side of a low-pass filter is adopted. SOLUTION: When a DC voltage for canceling is applied, a capacitor 19 for DC regeneration in a double correlation sampling circuit 8 is served as a capacitor constituting the low-pass filter together with a resistor 16, thereby making a buffer unnecessary which is usually connected with a part between the low-pass filter 15 and the capacitor 19 for DC regeneration.
Patent JP-2003084209-A (JP)
Title: Apparatus for micromanipulation of biological specimens
Inventor: EIJSACKERS MARCO
IPC: G02B21/16
Filed: 2002-07-29
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus for micromanipulation of biological specimens which can ergonomically be operated and has improved throughput to be achieved through experiments. SOLUTION: At least one operating console, (8, 23, 24) is arranged for a microscope (1, 14) and at least one micromanipulator (7, 13), which has least one operating element (9, 37, 38, 39) for operating both at least one motor- adjustable microscope functional element and at least one motor-adjustable micromanipulator (7, 13).
Patent JP-2004058453-A (JP)
Title: Design assisting apparatus and method for resin molded product
Inventor: KANETO OSAMI
IPC: G06F19/00
Filed: 2002-07-29
Abstract: <P>PROBLEM TO BE SOLVED: To accurately estimate the strength of a resin molded product using a thermosetting resin.  <P>SOLUTION: In a flow analyzing part 13, the elastic modulus and strain component at the time of thermosetting of the thermosetting resin are calculated at every first three-dimensional solid element used in three-dimensional flow analysis. In a residual strain (stress) estimation part 14, the corresponding relation of the second three dimensional solid element used in three-dimensional strength analysis and the first three-dimensional solid element and elastic modulus and strain component calculated at every first three-dimensional solid element by the flow analyzing part 13 are used to set the elastic modulus and the strain component to calculate the residual strain after heat shrinkage of the second three-dimensional solid element. In a strength analyzing part 15, residual strain (stress) calculated by the residual strain (stress) estmation part 14 is set to the second three-dimensional solid element to analyze the strength of the resin molded product.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004040743-A (JP)
Title: Box for paper for writing memos on for telephone set
Inventor: TERAYAMA MITSUO
IPC: H04M1/21
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To eliminate a situation that it is trouble to look for a pen and a piece of paper for writing memos on each time a telephone call is received.  <P>SOLUTION: A box (1) for paper for writing memos on where a pen (2) and pieces (3) of paper for writing memos on are put in is mounted on a cordless telephone set (5).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004069376-A (JP)
Title: Gas concentration detector
Inventor: YATABE TOSHIAKI
IPC: A61L2/20
Filed: 2002-08-02
Abstract: <P>PROBLEM TO BE SOLVED: To enable only a gas sensor to be replaced easily and instantly and readjusted, when the gas sensor reaches its life's end, to achieve its simple and economical use, and to reduce costs required for continuous detection.  <P>SOLUTION: A sensor head section 3 comprises an EO gas sensor 13 for detecting an EO gas; an accumulator 14 for driving the gas sensor; and an output circuit 15. A detector body section 5 comprises an operation section (CPU) 16 for converting a gas detection signal into concentration; an LCD 18 for displaying the concentration of gas by a numerical value; an accumulator 19 for driving the CPU 1 and LCD 18; and an operation section. The sensor head section 3 can be attached to and detached physically from the detector body 5 via the screwing between a nut-like member 6 and a cylindrical male screw section 7. At the same time, the sensor head section 3 can be connected to and separated electrically from the detector body 5 via lead-wire-type connectors 10, 12.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004070630-A (JP)
Title: Method for sale of book and the like using homepage
Inventor: NAKAGAWA KATSUHIRO
IPC: G06Q10/00
Filed: 2002-08-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for sale of books and the like using a homepage that can promote sale of paper media such as books by posting, on a homepage, information more detailed than information described in a paper medium, and enabling access using a character string with a password function that only a purchaser of the book or the like can acquire, almost without equipment investment.  <P>SOLUTION: The method for sale of books and the like using a homepage describes an arbitrary character string in a pay paper medium, and uses a computer system on which the character string enables link access from a summary homepage describing the pay paper medium to a free-access detailed homepage explaining the summary article more detailedly, so that the sale of the paper medium motivates demanders of paper media to purchase the paper medium.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004066977-A (JP)
Title: Strut bearing of propeller shaft for marine vessel
Inventor: MAKINO TAKERO
IPC: B63H23/36
Filed: 2002-08-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a strut bearing of a propeller shaft for a marine vessel reducing abrasion of the bearing without lowering a bearing load ability of the bearing, preventing seizure of the bearing and the propeller shaft by enhancing a cooling efficiency of the bearing and reducing a maintenance work frequency and a work cost of the strut bearing in the strut bearing which is applied to a propeller bearing for the marine vessel and in which a plurality of water feed grooves are provided on an axial inner surface at equal intervals.  <P>SOLUTION: The strut bearing supports the propeller shaft for the marine vessel and in the strut bearing, a plurality of water feed grooves are provided on the inner surface of a bearing body along an axial direction. The water feed grooves are provided on an upper inner surface and a lower inner surface at a central part of the bearing body. The end lower side inner surfaces positioned at both sides of the water feed grooves at the lower side inner surface at the central part are constituted to a smooth bearing surface.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004072537-A (JP)
Title: Image reader, image reading method and original transporting device
Inventor: YAMASHITA MASASHI
IPC: B65H29/60
Filed: 2002-08-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an original reader which has an identifying function of an original including a black and white original and a color image and reads the entire original at a high speed in reading an original with an original with mixed originals including a black and white original and a color image.  <P>SOLUTION: This image reader is provided with a transportation path for feeding an original on a stacker toward a reading position, a reading means for reading the original passing through the reading position, an identifying means for identifying whether an original image read by the reading means is an image including a black and white image or a color image, a first switchback path provided on the transportation direction downstream side of the reading position and for reversing the front and back of the original, and a second switchback path provided on the transportation direction downstream side of the first switchback path and for reversing the front and back of the original and reguiding the original to the transportation path. The reading means rereads the original transported along the first and second transportation paths in accordance with identification results of the identifying means.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003168788-A (JP)
Title: Quantum dot-based magnetic random access memory cell, array thereof and manufacturing method therefor
Inventor: AEPPLI GABRIEL
IPC: H01L21/8246
Filed: 2002-08-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnetic random access memory without the need for preparing a tunnel junction in an extremely well controlled vacuum state and to provide a manufacturing method.  <P>SOLUTION: The magnetic random access memory cell 100 comprises an insulating substrate 110, an electrically conductive base line 130 provided on the insulating substrate, at least one magnetic quantum dot 150 attached to the base line, and an electrically conductive top line 160 provided across at least one magnetic quantum dot in a direction transverse to the base line. A junction 170 is thereby formed between the base line and the top line. At least one of the base line and the top line comprises a magnetic material. A method for manufacturing the magnetic random access memory cell is also provided. Also, an array of the magnetic random access memory cells and a method for manufacturing it are provided.  <P>COPYRIGHT: (C)2003,JPO