baber/WOPTO huggingface dataset:
Patent JP-2004180422-A (JP)
Title: Pwm rectifier
Inventor: IGARASHI MASATERU
IPC: H02M7/12
Filed: 2002-11-27
Abstract: <P>PROBLEM TO BE SOLVED: To downsize the device and reduce the cost by enabling an AC input filter to be downsized.  <P>SOLUTION: In a step-down type PWM rectifier which produces DC voltage lower than full wave rectified voltage from a three-phase AC power source, a bridge circuit is constituted by connecting two pieces of semiconductor switch series circuits, where semiconductor switches having reverse checking functions are connected in series, with one piece of phase arm diode series circuit, where diodes are connected in series, in parallel. A series circuit composed of a reactor and a capacitor is connected in such a direction that fellow capacitors are constituted in direct connection, in parallel with each diode in the phase arm diode series circuit. The terminal of two phases of the three-phase AC power source are connected to the series junction between the two pieces of semiconductor switch series circuits and the terminal of remaining one phase of the three-phase AC power source is connected to the series junction between the diode series circuits thereby individually controlling the voltage of each capacitor described above which becomes DC output.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004177717-A (JP)
Title: Optical communication component and method of fabricating the same
Inventor: TAKIMOTO TOSHIHIRO
IPC: G02B6/36
Filed: 2002-11-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical communication component which is formed by fixing an optical fiber by caulking to a fixture, such as a ferrule, and which has high tensile strength.  <P>SOLUTION: The optical communication component is formed by fixing an optical fiber 2 to the fixture, such as a ferrule 1, by caulking. The tight contact length (the amount of caulking) of the fixture and a coated optical fiber 4 of the caulked portion is ≥0.1 mm.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003225260-A (JP)
Title: Electric wheelchair
Inventor: YAMADA KENICHI
IPC: A61G5/04
Filed: 2002-11-28
Abstract: <P>PROBLEM TO BE SOLVED: To solve problems for an electric wheelchair, including difficulty in carrying due to the large size and weight of the body, unsuitability for indoor work due to the limited freedom of movement, the need for a special carrying vehicle modified from an ordinary passenger car or the like when one wants to move, going beyond the cruising range, difficulty in reducing the size and weight of the body due to the need for a steering mechanism and a driving mechanism and difficulty in stabilizing a user even if the body can be made small and lightweight.  <P>SOLUTION: The electric wheelchair has a carrying means using a small, lightweight and portable frame structure, an all-directional movement means employing a small, lightweight PWS driving system in the front and rear wheels, a roll prevention means based on an outrigger with castors having a shock absorbing mechanism mounted to both sides of the body, and a user carrying means considering a user's comfortability to ride on, by using a lightweight three-dimensional sheet.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004185214-A (JP)
Title: File management device
Inventor: SAKAMOTO TADASHI
IPC: G06F17/00
Filed: 2002-12-02
Abstract: <P>PROBLEM TO BE SOLVED: To speed up file retrieval irrespective of the number of files stored in a storage device.  <P>SOLUTION: In a processor 10, an index generation part 14 uses a one-to-one correspondence function of file names and indexes to generate an index indicating file management information about a file to be read from the file name indicating the file to be read. An index/file management information correspondence part 15 reads out the file management information corresponding to the index generated in the index generation part 14 from a file management information array 13 where file management information is arrayed in index order, to acquire the storage position in a storage device 30 of the file to be read, specified by the file management information.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004181738-A (JP)
Title: Printing device
Inventor: MOCHIZUKI TOSHIHIRO
IPC: G06F3/12
Filed: 2002-12-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a printing device which can easily detect defects such as incorrect collating/pages missing of printed matter, and to provide a printing device and a printing system which can easily verify printed results without using an expensive verification device.  <P>SOLUTION: A specific check pattern is printed to a paper side face. The defect of the printed matter is detected by viewing or reading the check pattern by a reading device from the paper side face in a state in which the paper is stacked. The check pattern is generated from printing data, so that the printed result is verified by comparing the read result of the check pattern with an expectation of a host apparatus.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004181350-A (JP)
Title: Purification unit and waterway purifying apparatus
Inventor: ARAI TAKENORI
IPC: C02F3/00
Filed: 2002-12-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a purification unit and a sewage purifying apparatus which may be installed within waterways of small-scaled rivers or the like with no riverbed.  <P>SOLUTION: In a purification unit 1, a water-permeable porous pipe 2 capable of preventing outflow of treated soil is filled with treated soil 3, and its both ends are sealed with lid plates 4a, 4b. The purification units 1 of an appropriate number are bundled and installed within the waterway to form the sewage purifying apparatus.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004187043-A (JP)
Title: Video processor
Inventor: YOSHIMURA HIROKI
IPC: H04N5/91
Filed: 2002-12-04
Abstract: <P>PROBLEM TO BE SOLVED: To realize video control processing based on a natural movement of an object in video by eliminating the need for applying special equipment to the object.  <P>SOLUTION: A physical characteristic amount extracting part 2 extracts a characteristic action aspect C of the object M from the video inputted by a video inputting part 1 such as a video camera. When a matching part 4 determines matching between a gesture model J set in a model describing part 3 and the extracted action aspect C, a cut point extracting part 5 makes a video editing part 6 perform the editing that eliminates a corresponding part in the video by using this extraction point as a start point or end point and makes a video storing part 7 store the edited video.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004184334-A (JP)
Title: Display apparatus
Inventor: KATO KOHEI
IPC: G01D11/28
Filed: 2002-12-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a display apparatus capable of achieving high efficiency in the use of light from a light source by elaborating a method for illuminating a dial of the display apparatus.  <P>SOLUTION: A light emitting diode 4 is formed by inclining the direction of the optical axis 41 of an illuminant 42 toward a face 46 in which both electrodes 43 and 44 are arranged. The light emitting diode 4 is arranged in a printed circuit board 5 in such a way that the direction of the optical axis 41 is inclined toward the dial 2. By this, by making the angle of incidence onto a reflecting plate 3 larger than the angle of incidence onto a conventional display apparatus, in other words, by raising the reflectance of light from the light emitting diode 4 at the reflecting plate 3 as an angle further closer to the angle of total reflection, it is possible to raise efficiency in the use of the light from the light emitting diode 4 when illuminating the dial 2 of a combination meter 1.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003249538-A (JP)
Title: Semiconductor-processing equipment, method for transferring wafer in the semiconductor-processing equipment, and processing method for semiconductor device
Inventor: HARADA YASUHIRO
IPC: H01L21/677
Filed: 2002-12-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an efficient method for transferring wafers in semiconductor-processing equipment, which has the advantages of single wafer processing and the advantages of batch processing.  <P>SOLUTION: The semiconductor-processing equipment includes one unit of transfer equipment which transfers wafers between a boat for housing wafers in the horizontal position, in multiple stages vertically arranged and a cassette housing a plurality of wafers. The transfer equipment transfers dummy wafers to the tip position and the bottom position in the boat, wafers for products to the boat positions between the top dummy wafer and the bottom dummy wafer, and monitor wafers to the boat positions adjacent to the top or bottom dummy wafer or the wafers for products.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004183087-A (JP)
Title: HOT ROLLING METHOD FOR Si-CONTAINING STEEL
Inventor: UCHIDA HIDE
IPC: C21D9/00
Filed: 2002-12-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hot rolling method for an Si-containing steel where scale formed in the process of heating is suppressed, further descaling before rolling can efficiently be performed, and the suppression of flaws caused by scale, the improvement or productivity, the improvement of a yield, and the reduction of operation cost can be attained by preliminarily forming a film on the steel before heating.  <P>SOLUTION: In the hot rolling method for an Si-containing steel, prior to the heating of the Si-containing steel, e.g., a mica-containing film, a phosphate based film, a borate based film, a graphite based film, a carbonate based film or an iron hydroxide film is preliminarily formed on the surface of the steel, and thereafter, the heating is performed, so that the suppression of the formation of scale in the process of the heating and the improvement of descaling properties are made possible.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004190694-A (JP)
Title: Controller for friction engagement device
Inventor: SHIIBA KAZUYUKI
IPC: F16H61/14
Filed: 2002-12-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a controller improved in fuel economy, while securing acceleration.  <P>SOLUTION: This controller for a friction engagement device formed by arranging a fluid transmitting device and a friction engagement device in parallel with each other on an output side of a motor for a vehicle and having a torque capacity to be changed to a capacity corresponding to a first range in the case of a car speed control request corresponding to the first range and to be changed to a capacity corresponding to a second torque capacity in the case of the car speed control request corresponding to the second range is provided with a determining means for determining whether the car speed control request is changed to the predetermined value within the first range or not, a comparing means for comparing a physical quantity related to the real car speed with the predetermined reference value, and a torque capacity control means for setting the torque capacity of the friction engagement device to the torque capacity corresponding to the first range or the second range on the basis of a result of the determination by the comparing means.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004191070-A (JP)
Title: Coated surface inspection apparatus
Inventor: SAKAGAMI MAMORU
IPC: G01N21/88
Filed: 2002-12-06
Abstract: <P>PROBLEM TO BE SOLVED: To improve accuracy in inspecting a coated surface (accuracy in detecting a protrusion part, a recession part, etc. in the coated surface) in a coated surface inspection apparatus.  <P>SOLUTION: The coated surface inspection apparatus is provided with: a contrast pattern 8 opposed to the coated surface; an irradiation means for irradiating the coated surface with inspecting light based on the contrast pattern 8 from the contrast pattern 8; and an imaging means 4 for imaging the contrast pattern 8 by receiving the inspecting light irradiated from the irradiation means and reflected at the coated surface. The focus of the imaging means 4 is matched with the location of the contrast pattern 8, and the coated surface is inspected on the basis of the result of edge processing based on imaging data received by the imaging means 4.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003197775-A (JP)
Title: Method for manufacturing semiconductor element
Inventor: RI SEIKEN
IPC: H01L21/60
Filed: 2002-12-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a semiconductor element which is suitable for minimizing the vanishing of a gate electrode and a hard mask by using a comparatively simple process when a self alignment contact is formed.  <P>SOLUTION: This method is provided with a step for forming a plurality of conducting patterns on a substrate, a step for forming an etching preventing layer on the conducting pattern, a step for forming a dielectric film on the substrate containing the conducting pattern and the etching preventing layer by using organic material, a step for forming an insulating film on the dielectrics film by using oxide material, a step wherein the dielectric film which fills a space between the conducting patterns is exposed by selectively etching the insulating film, and a step wherein the exposed dielectric film is selectively etched by using O<SB>2</SB>as main etching gas and contact holes are formed through which a substrate surface of the conducting patterns is exposed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004189986-A (JP)
Title: Method of producing hydroxy group-containing fluoroolefin copolymer
Inventor: OBAYASHI TATSUHIKO
IPC: C09D127/12
Filed: 2002-12-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of producing a hydroxyl group-containing fluoroolefin copolymer in a high yield and with hardly exhibiting discoloration, wherein the method suppressing a gelation and an increase in molecular weight distribution.  <P>SOLUTION: According to the invention, when the hydroxy group-containing fluoroolefin copolymer is produced by polymerizing a fluoroolefin and a hydroxyl group-containing vinyl ether as essential monomer components, an alcohol, an alcoholate, or a carboxylate is added in a range of 0.001-10 equivalents against the hydroxy group-containing vinyl ether.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004195884-A (JP)
Title: Method for controlling multilayer injection molding apparatus
Inventor: SHIMIZU TOMIHIKO
IPC: B29C45/77
Filed: 2002-12-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for controlling a multilayer injection molding apparatus which can produce a high-quality resin multilayer molded product by improving a screw stop position accuracy in the injection apparatus in multilayer injection molding.  <P>SOLUTION: When a screw stop position is set in a control device, a profile, in which the screw is stopped in the set position, is prepared in the control device. Closed control is conducted while feedbacking screw position data to the control device. The profile is prepared by calculating a shortest time, required up to the screw stops after the receipt of a stop signal, and deceleration for stopping in the shortest time based on stored data.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004208372-A (JP)
Title: Method for correcting balance of rotator
Inventor: TAKADA SATOSHI
IPC: H02K15/16
Filed: 2002-12-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for correcting the balance of a rotator, which can accurately correct the unbalance without removing some of the outer periphery of the core, etc. of the rotator or adding weight.  <P>SOLUTION: The method for correcting the balance of the rotator 1 having a rotary shaft 1a and the core 1b includes the steps of measuring the dynamic unbalance of the core 1b of the rotary part of the rotator, and finishing the bearing 1c of the core 1b to be rotatably supporting to the rotary shaft 1a so as to correct the rotating central axis 1j based on the dynamic unbalance. It is preferred to provide an unbalance amount calculating step P310 of obtaining the static and even unbalance amounts US, UC of the core 1b and a rotator correcting amount calculating step P320 of obtaining an oblique direction correcting amount α for inclining a center-of-gravity position correcting amount εfor approaching a rotary central axis 1j, and the rotary central axis 1j from calculated static and even unbalance amounts US, UC.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004205698-A (JP)
Title: Projection optical system, exposure device and exposing method
Inventor: OMURA YASUHIRO
IPC: G02B13/24
Filed: 2002-12-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a projection optical system which can secure a large and substantial image-side numerical aperture by excellently suppressing reflection loss on an optical surface by interposing a medium with a high refractive index in an optical path to an image plane.  <P>SOLUTION: The projection optical system forms an image of a 1st surface (R) on a 2nd surface (W). The projection optical system has a boundary lens (L211; Lb) whose 1st surface has positive refracting power, the optical path between the boundary lens and the 2nd surface is filled with a medium having a refractive index larger than 1.1, and a condition ¾Ns-Nm¾<0.08 is met, where Nm is the refractive index of the medium and Ns the refractive index of an optical material forming the boundary lens. In the optical path between the boundary lens and 2nd surface, at least one optical member (Lp) having nearly no refracting power is arranged to be freely insertably and extractably.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004204504-A (JP)
Title: Connection structure of flooring
Inventor: KONISHI SATORU
IPC: E04F15/02
Filed: 2002-12-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide the connection structure of a flooring suppressing a step of the flooring caused by the unevenness of a floor backing material and a step caused by the expansion/contraction of the flooring, allowing the thickness of the flooring to be thin, and having high strength though being increased in thickness.  <P>SOLUTION: A plurality of floorings 2 each comprising a wood powder resin compound material 1 as a base material are arranged on the floor backing material 3. A lower projecting part 4 is formed at the side face lower half part of one flooring 2a out of the adjacent floorings 2, and an upper projecting part 5 is formed at the side face upper half part of the other flooring 2b to form the upper and lower projecting parts 4, 5 of shiplap shapes at side faces of the adjacent flooring 2. The lower projecting part 4 of one flooring 2a is fitted into a lower step 6 formed at the lower part of the upper projecting part 5 of the other flooring 2b, and the upper projecting part 5 of the other flooring 2b is fitted into an upper step 7 formed at the upper part of the lower projecting part 4 of one flooring 2a. An adhesive tape 8 is stuck across lower faces of the adjacent floorings 2.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004203772-A (JP)
Title: Method for producing allyl halide derivative
Inventor: KAKIYA HIROTADA
IPC: C07B61/00
Filed: 2002-12-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing an allyl halide derivative useful as an intermediate for vitamin A derivatives and various terpene compounds which are used as medicines, feed additives, food additives, and the like.  <P>SOLUTION: This method for producing an allyl halide derivative represented by general formula (3) (Ar is an aryl which may have one or more substituents; X is a halogen atom; the wave line represents either one or mixture of E/Z geometrical isomers) is characterized by reacting an allyl alcohol derivative represented by general formula (1) with a hydrogen halide represented by general formula (2): HX.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004213981-A (JP)
Title: Switch mechanism
Inventor: KOARATA SHINICHI
IPC: H04M1/02
Filed: 2002-12-27
Abstract: <P>PROBLEM TO BE SOLVED: To prevent breakage of a case opening and closing detection switch even if electronic equipment is dropped in the switch mechanism for detecting opening and closing state of a folding type electronic equipment.  <P>SOLUTION: A hinge shaft cam unit and a switch part unit are integrated in the hinge part. A case (A) of the hinge shaft cam unit is fixed to a first case. A case (B) of a switch part which switches on and off according to the relative rotation of the hinge shaft cam unit is fixed to a second case. When the first case is closed, the protrusion of a cam (C) overlaps on the protrusion of the cam (D) by the rotation of the shaft cam, and the movable contact is pushed, and the switch is turned on. When the first case is opened, the protrusion of the cam (D) is separated from the protrusion of the cam (C), and the movable contact returns and the switch is turned off. Since the switch mechanism is not exposed, breakage of the opening and closing detection switch can be prevented. Furthermore, there is no evil effect to the magnetic card.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004197287-A (JP)
Title: Mechanically shrunk moisture permeable and waterproof sheet and method for producing the same
Inventor: YAZAWA HIROSHI
IPC: B32B5/24
Filed: 2002-12-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a moisture permeable and waterproof sheet without spoiling moisture permeability inherent in the moisture permeable sheet even when it is subjected to a shrinkproof processing, with reducing noises caused by applying a conventional moisture permeable and waterproof sheet to houses, with bringing the sheet to enhance tear strength and have waterproofness against nail holes.  <P>SOLUTION: The moisture permeable and waterproof sheet is applied with a mechanically shrinking treatment and processed to have a large number of small wrinkles, and has ≤1.5% heat-shrink rate. The method for producing the moisture permeable and waterproof sheet includes a process to apply the mechanically shrinking treatment to the sheet.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003264144-A (JP)
Title: Device manufacturing method, device manufactured thereby and lithographic apparatus therefor
Inventor: KWAN YIM BUN PATRICK
IPC: H01L21/027
Filed: 2002-12-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a device manufacturing method for performing field-by-field multiple exposure.  <P>SOLUTION: Each target portion (or field) of a substrate can be irradiated while maintaining high overlay accuracy. Optionally, when each target portion is exposed in the same manner, the high reproducibility of a feature size on the substrate can be secured. Further, a mask table for holding a plurality of masks is provided, on which masks are arranged side-by-side in a direction substantially perpendicular to a scan direction. Such an arrangement enables field-by-field multiple exposure without throughput loss.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004512262-A (JP)
Title: 非放射性抗ｃｄ２０抗体／放射標識抗ｃｄ２２抗体の組合せ
IPC: A61P37/06
Filed: 2001-06-14
Abstract: 抗ＣＤ２０抗体、好ましくはリツキサン（登録商標）および放射標識抗ＣＤ２２抗体、好ましくは ９０ Ｙ標識ヒト化抗ＣＤ２２抗体の組合せを用いる、白血病、リンパ腫などの自己免疫およびＢ細胞悪性疾患を含むＢ細胞関連疾患の治療について記載する。これらの治療法は、Ｂ細胞のより一層の枯渇を提供し、それによってリツキサン（登録商標）によるＢ細胞悪性疾患治療に伴う再発の危険性を軽減し、さらに、Ｂ細胞免疫反応、特に自己免疫疾患および移植において長期の免疫抑制を提供する。
Patent JP-2004502111-A (JP)
IPC: F16D65/04
Filed: 2001-06-20
Abstract: Brake member where the occurrence of brake squeal when a fluctuating load is applied onto the brake member is reduced by way of a brake member or arrangement that includes a backing plate carrying a brake lining which exhibits at least one contact surface and side surfaces surrounding that contact surface and in which the side surfaces are connected to the contact surface and to the backing plate. The contact surface is adapted to exhibit an edge area surrounding the contact surface and in which at least a portion of the edge area exhibits a local deformation stiffness in a direction vertical to a plane through the contact surface which differs, at most, fifteen percent from the deformation stiffness in a central area in the interior of the contact surface. Utilization of this brake member is equally applicable in disc- and drum-style brake arrangements that can suffer from the occurrence of brake squeal when applying a fluctuating load onto the brake member.