baber/WOPTO huggingface dataset:
Patent JP-2004248484-A (JP)
Title: Diamagnetic motor
Inventor: MIMORI KIKI
IPC: H02N11/00
Filed: 2003-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To make a brushless DC Motor that can be driven by a steady magnetic flux.  <P>SOLUTION: Using the property of the diamagnetism of a perfect diamagnetic material, it is configured to drive it as a motor by creating the same state as the polarity is inverted at portions where a polarity needs to be inverted from the property of interrupting the magnetic field of the perfect diamagnetic material.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004003454-A (JP)
Title: Engine control system
Inventor: HONDA TAKAYOSHI
IPC: F02D41/06
Filed: 2003-03-24
Abstract: <P>PROBLEM TO BE SOLVED: To suitably detect a reference position just after an engine starting and on the following regular running.  <P>SOLUTION: In ECU1, a wave-shaping circuit 20 is formed of a pulse series with a predetermined angle interval, and generates a rotary signal having the reference position midway. A signal processing circuit 30 generates a reference position signal corresponding to the reference position of the rotary signal. A microcomputer 10 detects the reference position by interrupting each effective edge of the rotary signal. At the beginning of the engine starting, the detected result of the reference position by interruption is made effective to detect a crank angle position based on the result. After the engine starting when the signal processing circuit 30 is judged as normal operating, the reference position from the signal processing circuit 30 is made effective in lieu of the result of the reference by interruption as to detect the crank angle position by the reference position signal.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004296509-A (JP)
Title: Device and method for cooling substrate
Inventor: HORINOUCHI MAMORU
IPC: G02F1/13
Filed: 2003-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a device and a method for cooling substrate by which a substrate can be cooled efficiently by preventing the lowering of the productive efficiency of the substrate and the deformation of the substrate.  <P>SOLUTION: The device is provided with a cooling plate 2 which has a cooling surface 21a and cools the substrate, proximity pins 21b on which the substrate is placed and which maintain a prescribed interval between the cooling surface 21a and substrate, and holes 21c formed in the cooling surfaces 21a. The device is also provided with a pump 3 which suck air from the holes 21c so as to suck the substrate. At the time of cooling the substrate, the deformation, etc., of the substrate caused by thermal expansion is prevented by preventing the substrate from being adhered closely to the cooling surface 21a and, at the same time, drawing the substrate to the cooling surface 21a.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004293099-A (JP)
Title: Supporting structure of plate glass
Inventor: UESAWA SATOSHI
IPC: E04B2/88
Filed: 2003-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a simple supporting structure of plate glass, which uses rib plate glass, and which can follow relative story displacement in the out-of-place direction of a glass wall surface.  <P>SOLUTION: Two through-holes 5 and 5, which penetrate in the plate-thickness direction of the rib plate glass 3, are drilled in the glass 3 in a vertically arranged manner, and two through-holes 11a and 11a are drilled in a supporting member 7 in such a manner as to face the through-holes 5 and 5. Insertion members (not shown in Fig.) are inserted into the corresponding through-holes of the glass 3 and those of the supporting member 7, and the glass 3 and the supporting member 7 are bound together. In this case, the through-hole 11a, which is positioned on an upside, of the through-holes 11 and 11a is formed as a slot wherein the major axis larger in dimension than a diameter of the insertion member is horizontally arranged. The through-holes 5 and 5 and the through-hole 11 have almost the same diameter as the insertion member.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004297366-A (JP)
Title: Amplifier
Inventor: NORO MASAO
IPC: H03F3/68
Filed: 2003-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an amplifier by which distortion is decreased by applying a secondary feedback to the amplifier and the operation does not become unstable.  <P>SOLUTION: In an audio amplifier having a power amplifier A0 consisting of a voltage amplifier A3, and a first-stage voltage amplifier A1, and a second-stage current amplifier A2, an overall loop L1 and a minor loop L2 are formed from the output of the power amplifier A0. The minor loop L2 has a secondary time constant circuit connected to the inversion input terminal of the voltage amplifier A1 and the output terminal of the current amplifier A2. A ground-free second-stage resistor R4 is connected to the non-inversion input terminal of the voltage amplifier A1. Thus, the rotation of a signal phase at a high-frequency band is prevented.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004296706-A (JP)
Title: Optical resonator and laser oscillator
Inventor: HAYASHIBE KAZUYA
IPC: H01S3/08
Filed: 2003-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical resonator by which the length of a resonator can be reduced and a stable laser resonator can be constituted, and to provide the laser oscillator of a small size and simple constitution which has the stable laser resonator.  <P>SOLUTION: A first substrate and a second substrate are arranged in face to face with each other, a reflection mirror is provided on the flattened main surface of the first substrate, recessed surface and a plane surrounding it are formed on the main surface of the second substrate, and the reflection mirror is provided on this recessed surface to constitute the optical resonator where the main surface of the first substrate and the plane of the second substrate can be connected. At least a solid laser medium 15 and a substrate 12 are connected, a first reflection mirror 13 is provided on the main surface side of the solid laser medium 15, a recessed surface 12A and a plane 12B surrounding it are formed on the main surface of the substrate 12, and a second reflection mirror is provided on the recessed surface 12A to constitute the laser resonator of the first reflection mirror 13 and the second reflection mirror 14 to constitute the laser oscillator 10.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004293186-A (JP)
Title: Building construction method for unifying beam depth at each floor, framework structure in the same, and floor panel used for the same
Inventor: SAKANO TADASHI
IPC: E04B5/02
Filed: 2003-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a building construction method for unifying a beam depth of the most advantageous beam obtained by structural calculation at each floor, and to provide a framework structure in the building construction method, and a floor panel used for the building construction method.  <P>SOLUTION: The building construction method unifies the beam depth as the whole by making a specific beam material a reference, determining a direction of either advantageous floor joist by the structural calculation while changing the direction of the floor joist by using the floor joist of a constant length, making the same beam depth as a specific beam material being a reference of the beam material lacking the strength, and modifying it to the other beam material having strength in the case that strength of the beam material is insufficient even when changing the direction of the floor joist in unifying the beam depth at each floor. The length of the floor joist is made the maximum 3.6 m to perform the structural calculation. In addition, the framework structure in the building construction method uses a standard material of a framework wall construction method for the floor joist of a framework. The floor panel used for the building construction method uses the standard material of the framework wall construction method on the rear face of a structural plywood as the floor joist.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004290898-A (JP)
Title: Method for removing toxic metal
Inventor: HIRATA HIROBUMI
IPC: A23L17/50
Filed: 2003-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently remove cadmium in the tissue of the internal organs (hereinafter abbreviated as the tissue) of scallops to the concentration of a reference value of ≤2.5 ppm for feed, preferably ≤0.8 ppm for food by using the minimum amount of an effluent.  <P>SOLUTION: The subject method for removing toxic metals successively performs the following processes: (1) impregnating sufficiently the tissue with an inorganic acid water solution; (2) removing the excess inorganic acid water solution from the tissue impregnated with the inorganic acid; (3) lixiviating the inorganic acid and toxic metals to the outside by bringing the tissue into contact with a water solution of lower concentration than those of the inorganic acid and the toxic metals in the liquid existing in the tissue or into contact with water containing no inorganic acid and toxic metals; (4) removing the excess inorganic acid water solution from the tissue with the lower concentration of toxic metals; (5) lixiviating the inorganic acid contained in the tissue to the outside by adding an alkali water solution for neutralization and further for removal of the toxic metals in the tissue; (6) separating and recovering the tissue from which the toxic metals are removed from the alkali water solution.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004303773-A (JP)
Title: Solid-state image sensor and its fabricating method
Inventor: KARASAWA NOBUHIRO
IPC: H01L31/00
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a solid state image sensor exhibiting sufficient saturation output and sensitivity even when the pixel size is reduced and capable of transferring the signal charges at a high rate, and to provide its fabricating method.  <P>SOLUTION: Multiple light receiving sensor parts 2 constituting a pixel are arranged in matrix, each vertical charge transfer part 3 provided for each row of the light receiving sensor parts 2 is constituted of a sheet of vertical transfer electrode 4, an electrode 7 for reading the signal charges from the light receiving sensor part 2 is provided, independently from the vertical transfer electrode 4, at a part facing the light receiving sensor part 2 of each vertical charge transfer part 3 and connected electrically with each row of the light receiving sensor parts 2 thus constituting a solid state image sensor 1. The process for fabricating the solid state image sensor 1 comprises a step for removing the part of an insulation layer formed on a semiconductor substrate becoming the vertical charge transfer part, a step for forming a semiconductor region becoming the transfer region of the vertical charge transfer part 3 by implanting ions into the semiconductor substrate using the insulation layer as a mask, a step for forming the vertical charge transfer electrode 4 of the vertical charge transfer part 3 at the removed part of the insulation layer, and a step for removing the insulation layer.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004299449-A (JP)
Title: Electric power steering device
Inventor: MIYATA ATSUYA
IPC: F16H25/20
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To ensure a loading capacity to a load by a reaction force in addition to the prevention of hitting noises from occurring, and at the same time, to prevent a steering feeling from deteriorating.  <P>SOLUTION: A ball screw mechanism 14 is formed by filling a plurality of balls 12 in a rolling passage 11 which is constituted by combining a ball screw part 3b formed on a rack spindle 3, and a spiral groove 7c formed on the inner periphery 7b of a ball nut 7. For each of a plurality of the balls 12 which become the same number, a resin ball 13 having a larger diameter than the ball 12 is arranged. The resin ball 13 absorbs a load by an elastic deformation, and prevents hitting noises from occurring, and at the same time, the balls 12 receive the load in the place of the elastically deformed resin ball 13, and a required loading capacity is ensured. The arrangement of the resin ball 13 is made even in the peripheral direction of the rack spindle 3 to improve the supporting balance of the rack spindle 3, and thus the initial steering feeling is improved.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004301984-A (JP)
Title: Liquid crystal display device
Inventor: FURUKOSHI YASUTAKE
IPC: G02F1/133
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To substantially prevent the occurrence of a residual image of a retentive type and to insure that image display of high quality is performed with a liquid crystal display device equipped with a liquid crystal display region of a vertical alignment type.  <P>SOLUTION: A speech interactive system is provided with a black display control section 10 in a timing controller 8 and is constituted to supply an RGB data signal supplied from a display signal source to a data driver 4 in an (N-1) frame period during an N frame (for example, 60 frame) period by control of the black display control section 10 and to supply the black data signal to the data driver 4 in the one frame period during the N frame period so as to display a black screen once in the N frame.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004302329-A (JP)
Title: Optical sheet
Inventor: HONDA MAKOTO
IPC: G02F1/13357
Filed: 2003-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a highly efficient optical sheet which hardly generates loss light in the optical sheet emitting the light rays made incident at a plurality of incident angles as a light approximately perpendicular to the sheet surface.  <P>SOLUTION: The optical sheet 11 is constituted by arranging a plurality of columnar lenses 13 whose cut surfaces are approximately triangular so as to become parallel to one another on the light incident surface side of a sheet-like transparent base material 12. Therein, the shape of the cut surface in the direction perpendicular to the longitudinal direction of the columnar lenses 13 is made to be an approximate isosceles triangle with acute vertex angle with its bottom side directed to the transparent base material 12 side. Otherwise, the optical sheet 31 is constituted by arranging a plurality of pyramidal lenses 33 with polygonal base on the light incident surface side of the sheet-like transparent base material 12, wherein the shape of the oblique surfaces of the pyramidal lenses 33 is made to be an acute-angled approximately isosceles triangle.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004306972-A (JP)
Title: Packing apparatus for electronic appliance
Inventor: SATO YOSHIAKI
IPC: B65D85/68
Filed: 2003-04-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a structure with a simple constitution of a packing apparatus for an electronic appliance, in which an upper part of a casing does not collapse even if a load is applied to the upper part.  <P>SOLUTION: Columns 15 placed between a bottom cushioning medium 13 and a top cushioning medium 14 for supporting the load applied from a vertical direction to the casing 11 are provided at at least two vertical corners of the casing 11. The column 15 is structured by folding a flat plate made of corrugated fiberboard into an approximately W-shaped cross section. Both pieces 15a of the column 15 are placed in contact with an inner sidewall 11b forming the corner of the casing 11. Even if the load is applied from above the casing, the load from upward can be absorbed by the columns made of the folded corrugated fiberboard, which are placed between the top cushioning medium on the upper part of the casing and the bottom cushioning medium.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004311543-A (JP)
Title: Method of manufacturing semiconductor device
Inventor: TASHIRO HIROKO
IPC: H01L29/78
Filed: 2003-04-03
Abstract: <P>PROBLEM TO BE SOLVED: To enable a source region, a drain region, and other impurity diffusion regions to be reduced in resistance by applying a quick means in a method of manufacturing a semiconductor device.  <P>SOLUTION: In a process of subjecting an Si substrate to impurity activation annealing to form an ohmic contact region after impurity ions are implanted into a predetermined area of the Si substrate where the ohmic contact region is formed, another process of realizing the ohmic contact region by subjecting the Si substrate to impurity activation annealing under a thermal treatment condition under which an amorphous region formed by implantation of impurity ions is recrystallized and then shifted to a thermal equilibrium state is comprised.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004311115-A (JP)
Title: Composition for electrolyte, polyelectrolyte, and battery using it
Inventor: ENDO TAKAHIRO
IPC: H01M10/0565
Filed: 2003-04-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a composition for an electrolyte, a polyelectrolyte and a battery capable of providing high ion conductivity equivalent to that of an electrolytic solution, and an excellent battery characteristic.  <P>SOLUTION: This polyelectrolyte 23 contains: a polymer compound having a structure wherein a polymerizing compound having an acrylate group or a methacrylate group without containing an ether group is polymerized; and an electrolytic solution containing ethylene carbonate and ethylmethyl carbonate. Regarding the ratio of the polymer compound to the electrolytic solution and the ratio of ethylene carbonate to ethylmethyl carbonate in the electrolytic solution, it is preferable that the ratio of the polymer compound is 3-10 mass parts with respect to 100 mass parts of the electrolytic solution, and the ratio of ethylene carbonate is 15-35 mass parts with respect to 30 mass parts of ethyl methyl carbonate. Thereby high compatibility between the electrolytic solution and the polymer compound can be provided.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004311631-A (JP)
Title: Steam annealing method
Inventor: KAWAHARA MASARU
IPC: H01L21/316
Filed: 2003-04-04
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem of conventional high pressure annealing procedure in which a processed work is often spoiled with spotlike stains.  <P>SOLUTION: When the temperature (T) in a processing chamber 19 becomes higher by Δt than the saturation temperature (t) for the inner pressure of the processing chamber 19 after preheating (H1), heating means 25c and 25d are actuated to evaporate pure water by heating a pure water holding chamber 20 thus raising the saturation temperature (t) for the inner pressure of the processing chamber 19 and the saturation steam pressure (P) in the annealing chamber 19. After the saturation steam pressure (P), the saturation temperature (t) and the temperature (T) in the processing chamber 19 are settled at specified levels (H2), annealing work is started while sustaining the saturation temperature (t) and the saturation steam pressure (P) at constant levels. After ending the annealing work (H3), the T, t and P are returned gradually back to initial levels while sustaining the temperature (T) at a level higher by Δt than the saturation temperature (t).  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004308751-A (JP)
Title: Method of manufacturing crank shaft
Inventor: MATSUDA ICHIRO
IPC: B23K20/12
Filed: 2003-04-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of inexpensively and easily manufacturing a crank shaft of the desired shape.  <P>SOLUTION: This is the method of manufacturing the crank shaft 26 comprising a connecting part 34 provided with a hole 38 to which a rotating shaft 24 is fitted and connected, and a key groove part 42, and a crank part 36 integrated with the connecting part 34 and having a crank pin 44. A hollow shaft-shaped connecting part material 134 used as the connecting part 34 and a round bar-shaped crank part material 136 used as the crank part 36 are prepared, the hole 38 and the key groove part 42 are formed on a part 46 at one end side of the connecting part material 134, an enlarged part 48 having an inner diameter larger than an inner diameter of the hole 38 is formed at the other end side, an end face 50 of the other end side of the connecting part material 134 and one end face of the crank part material 136 are butted and friction welded, and the outer shape is machined to form a crank pin 44 and the like after the friction welding.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004309000-A (JP)
Title: Air conditioner
Inventor: UEYAMA TAKETSUGU
IPC: F24F13/32
Filed: 2003-04-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a clean and comfortable bathroom space by air-conditioning a bathroom space, mounting a water content detection sensor on a body to detect the position of the condensed water on the entire part of the inner wall surface of a bathroom, and drying the inside of the bathroom by eliminating the condensed water.  <P>SOLUTION: A control part 31 starts the operation of the water content detection sensor 51 by a bathroom drying start instruction to drive a circulation motor 15 so as to suck air in the bathroom from a suction port 11. When the water content detection sensor 51 detects water content on the wall surface of the bathroom after a specified time, a heater 37 is energized, and air in an air passage 21 is heated by the heater 37 and supplied, in the form of hot air, into the bathroom from a conical air delivery port 7. In this case, the air delivery port 7 supplies hot air to a place in the bathroom where condensed water is present by an air delivery port drive motor 60 to dry the entire part of the wall surface of the bathroom by eliminating the condensed water.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2003332476-A (JP)
Title: Nonvolatile memory having unplanarized insulation film and its fabricating method
Inventor: YOO HYUN-KHE
IPC: H01L27/115
Filed: 2003-04-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a nonvolatile memory having an unplanarized gate insulation film, and its fabricating method.  <P>SOLUTION: The nonvolatile memory comprises a tunnel insulation film pattern 116, a charge storage film, an upper insulation film and a control gate electrode 175 formed sequentially on a semiconductor substrate 100. A lower insulation film pattern 112 thicker than the tunnel insulation film pattern 116 is arranged on the semiconductor substrate on the side face of the tunnel insulation film pattern 116 while being covered with the charge storage film. A heavily doped region having a conductivity type identical to that of the semiconductor substrate 100 is arranged in the semiconductor substrate below the tunnel insulation film pattern 116.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004308256-A (JP)
Title: Tile and tiling method
Inventor: KOJIMA TAKESHI
IPC: E04F13/21
Filed: 2003-04-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a tile and a tiling method capable of increasing flexibility of a design without being restrained by a joint width and improving architectural design efficiency with high workability.  <P>SOLUTION: A plurality of surface grooves 13A are formed in the surface section 13 of the tile in a parallel direction with one side P in the short direction by making use of a rectangular tile 10 having a predetermined thickness, and similarly, a plurality of side grooves 14A are formed in one surface section 14 in the short direction coming into contact with the surface section 13 in a parallel direction with one side P in the short direction. The tile 10 and a tile 11 wherein a plurality of of surface grooves 12A are formed in the surface section 12 in the same direction butt against each other to stick them on a projected corner section of a structural body so as to set the tile 10 at right angles to the tile 11.  <P>COPYRIGHT: (C)2005,JPO&NCIPI