baber/WOPTO huggingface dataset:
Patent JP-2004279620-A (JP)
Title: Optical integrated circuit
Inventor: SUZUKI KENJI
IPC: G02B6/42
Filed: 2003-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical integrated circuit which can perform both optical transmission and optical reception at the same time and suitably miniaturize an optical circuit.  <P>SOLUTION: The optical integrated circuit 10 has a 1st photodiode array 14 and a 1st surface light emission semiconductor laser array 16 and also has a 1st two-dimensional array 17 arranged in one area of a substrate 12, a 2nd photodiode array 18, and a 2nd surface light emitting semiconductor laser array 20, and is equipped with a 2nd two-dimensional array 21 arranged in the other area of the substrate 12, and a three-dimensional flexible optical wire 22 which optically connects the 1st two-dimensional array 17 and 2nd two-dimensional array 21. The three-dimensional flexible optical wire 22 connects the 1st surface light emission semiconductor laser array 16 and 2nd photodiode array 18 and further connects the 2nd surface light emission semiconductor laser array 20 and 1st photodiode array 14.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004277237-A (JP)
Title: Silicon nitride ceramic having steam corrosion resistant layer at high temperature
Inventor: UENO SHUNKICHI
IPC: F02C7/00
Filed: 2003-03-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a silicon nitride ceramic having a steam corrosion resistant layer at a high temperature.  <P>SOLUTION: The silicon nitride ceramic having the steam corrosion resistant layer at a high temperature is obtained by applying a combined phase of mullite and aluminum titanate on silicon nitride to have 10-300 μm thickness and heat-treating. In the silicon nitride ceramic having the steam corrosion resistant layer, the steam corrosion resistant layer has a combined composition in the ratio of mullite to aluminum titanate by mole of (0:1) to (1:1) and the steam corrosion resistance is improved by heat-treating the silicon nitride coated with the mullite/aluminum titanate combined phase at 1,100-1,500°C in steam to modify the surface of the steam corrosion resistant layer.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004281288-A (JP)
Title: Intermediate film used for anode electrode of dye-sensitized solar cell
Inventor: OGIYA YUKIHIRO
IPC: H01M14/00
Filed: 2003-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To improve the binding between a semiconductor electrode film and a transparent conductive film of an anode electrode preferably used for a dye-sensitized solar cell.  <P>SOLUTION: An intermediate film is provided between a semiconductor electrode film formed by the flocculation of fine particles of a titanium oxide and a transparent conductive film, these films are laminated and serve as an anode electrode of a dye-sensitized solar cell. The intermediate film is formed by the coating of the transparent conductive film, and average surface roughness of ten points on the side of the semiconductor electrode film formed by the flocculation of fine particles shall be ≥ 20 mm and ≤ 1000 mm. Preferably, the intermediate film shall be made up of titanium oxide.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004279885-A (JP)
Title: Image forming apparatus
Inventor: OKAZAKI FUTOSHI
IPC: G03G15/01
Filed: 2003-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of forming an image with stable colors without causing color changes of toner even in case of a stop of operation due to trouble.  <P>SOLUTION: The image forming apparatus 1 has a plurality of imaging units 20K, 20C, 20M, and 20Y and an intermediate transfer belt to which toner images are transferred one after another therefrom. The respective imaging units 20K, 20C, 20M, and 20Y normally collect toner remaining on an image carrier to a developing unit after primary transfer. A control unit 2, on the other hand, has a collection inhibition part 6 which inhibits toner from being collected to the developing unit from an image carrier of at least one of the imaging units 20K, 20C, 20M, and 20Y in case of abnormality occurrence and a toner discharge part 7 which makes an imaging unit as an object of the collection inhibition part 6 among the respective imaging parts discharge toner on the image carrier to the intermediate transfer belt in case of abnormality occurrence.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004282955-A (JP)
Title: Motor and recording medium driver
Inventor: KINOSHITA SHINJI
IPC: G11B19/20
Filed: 2003-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To improve a right angle accuracy of a rotor to a shaft by preventing the connecting force of the shaft to a rotor hub from being lowered in a motor having a rotatable shaft and a rotor having the rotor hub fixed to the shaft.  <P>SOLUTION: In the motor, an engaging hole 19 having an engaging inner surface 19a and an engaging protrusion 21 having an engaging outer surface 21a are respectively provided at the shaft and the rotor hub. An introducing inner surface 19b gradually spreading toward a distal end is formed on the inner periphery of the distal end of the engaging hole 19. An introducing outer surface 21b formed to be gradually enlarged toward the distal end is formed on the outer periphery of the distal end of the engaging protrusion 21. A tapered inner surface 21c is formed between the introducing outer surface 21b and the engaging outer surface 21a. The inner diameter size of the introducing inner surface 19b is formed larger than the outer diameter size of the engaging outer surface 21a. The outer diameter size of the introducing outer surface 21b is formed smaller than the inner diameter size of the engaging inner surface 19a.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004001705-A (JP)
Title: Movable carriage
Inventor: TOKUMARU TOMOYOSHI
IPC: B62D65/18
Filed: 2003-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a movable carriage that efficiently enables centroid movement by controlling the weight increase of the entire carriage in conjunction with to increase the weight of a weight portion by using a wheel rotating means, a power supply means and a control means.  <P>SOLUTION: The movable carriage comprises a centroid movement means comprising a base, a front wheel and a rear wheel arranged on the lower portion of the base, a wheel rotating means connected to the front and the rear wheel that rotativly drives each wheel, the power supply means of the wheel rotating means, the weight portion arranged on the upper part of the base, and a transfer mechanism portion that transfers the weight portion by the transfer mechanism to change the center of gravity of the base, and a control means that controls the wheel rotating means. At least one of the wheel rotation means, the power source means and the control meansis used as the weight.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004288701-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: SATOU KOUTA
IPC: H01L21/768
Filed: 2003-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a highly reliable semiconductor device that can be controlled easily by a simple method by suppressing a harmful influence exerted by ashing by using an inorganic film having a low dielectric constant as an etching stopper film, and to provide a method of manufacturing the device.  <P>SOLUTION: A second insulating film 104, a third insulating film 105 which is the inorganic film having an Si-H coupling and the low dielectric constant, and a fourth insulating film 106 are successively laminated on a laminate 100 having a first insulating film 102 formed on a semiconductor substrate 101 and lower-layer wiring 103 formed on the insulating film 102. Then, auxiliary holes 109 for assisting the formation of wiring grooves/connection holes are formed in the fourth insulating film 106 by selectively etching the film 106 by using the third insulating film 105 as the etching stopper film. Thereafter, wiring grooves 110 are formed in the fourth insulating film 106, and the connection holes 111 are formed between the wiring grooves 110 and lower-layer wiring 103 by selectively etching the fourth insulating film 106.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004285665-A (JP)
Title: Flat heater for snow-melting device
Inventor: KAJIURA TOMOAKI
IPC: E01H5/10
Filed: 2003-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a flat heater for a snow-melting device, which has a surface plate generating heat by a heating means for supplying the quantity of heat for melting of snow, which has durability great enough to enable installation on a ground surface, so as to be capable of being easily maintained, which brings about a reduction in snow-melting time and energy saving by virtue of power saving by exerting snow-melting performance best suited to snowfall characteristics in a cold district, and which can facilitate installation work.  <P>SOLUTION: The flat heater 1 is constituted by supporting the surface plate 8, which generates the heat by the heating means 7 for supplying the quantity of the heat for the melting of the snow, by a reinforcing part 9 and a frame part 10. The surface plate 8 of the adjacent flat heater 1 is fixed to the frame part 10 from above by a fixing member 11 wherein a recess is provided in the center and wherein a plane part brought into contact with the surface plate 8 is inclined downward at an acute angle.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004284468-A (JP)
Title: Vehicle body structure, and method for working foam material for vehicle body
Inventor: MORIKAWA MASAAKI
IPC: B62D21/00
Filed: 2003-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vehicle body structure of high reliability and productivity by using a new foam material, and a method for executing foam material for a vehicle body.  <P>SOLUTION: A vehicle body structure has a member 10 of closed section, and pellet-like foam material 20 is filled and foamed in at least a part of the member 10 of closed section.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004289587-A (JP)
Title: Slot synchronizing method, radio communication system, and radio communication device
Inventor: HAMAO NORIYUKI
IPC: H04B7/26
Filed: 2003-03-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a slot synchronizing system, radio communication system and radio communication device in which a stable communication environment can be realized by maintaining slot synchronism even when a beacon packet from a beacon station can not be received in the radio communication system wherein a plurality of networks each constituted by performing radio communications among a plurality of moving objects are set.  <P>SOLUTION: When a received packet is a data packet from a preceding car and further when a beacon packet of a network to which a present station belongs is not received during a beacon term, each client station 12 starts a data slot from a data slot counter of the present station after just waiting for a predetermined correction time to perform synchronism correction.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004292549-A (JP)
Title: Method for reclaiming waste vinyl chloride resin composition
Inventor: YOKOYAMA KAZUYUKI
IPC: B29K27/06
Filed: 2003-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for recovering a vinyl chloride resin from a waste vinyl chloride resin composition by using simple equipment.  <P>SOLUTION: The method comprises sequentially performing (a) the dissolution step of dissolving a waste vinyl chloride resin composition in a solvent which can dissolve the vinyl chloride resin in the composition to obtain a vinyl chloride resin solution; (b) the melting step of kneading the vinyl chloride resin solution while vaporizing the solvent therefrom under heating to obtain a vinyl chloride resin melt; (c) the strand formation step of extruding the vinyl chloride resin melt to obtain vinyl chloride resin strands; and (d) the pelletization step of cutting the vinyl chloride resin strands to obtain pellets of reclaimed vinyl resin.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004291743-A (JP)
Title: Instrument panel structure, and manufacturing method of instrument panel
Inventor: YOSHIZAWA SHOICHI
IPC: B60H1/00
Filed: 2003-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To omit fixing work of an air-conditioning duct.  <P>SOLUTION: The instrument panel 1 has a foam layer 5 made by foaming foamed material between a skin 3 and a core 4. The air-conditioning duct 2 is arranged on a back surface of the core 4, and a locking portion 7 of the air-conditioning duct 2 is locked to a locking hole 6 formed on the core 4. The locking portion 7 is buried in the foam layer 5 by foaming of the formed material, and the air-conditioning duct 2 is integrally fixed on the back surface of the core 4.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004293110-A (JP)
Title: Quality control method for dry spray coating method
Inventor: TANAKA TSUTOMU
IPC: E04G21/02
Filed: 2003-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a quality control method for a dry spray coating method which ensures a predetermined level of quality of a spray mixture even if powder and water are instantaneously kneaded, and can carry out instantaneous quality control.  <P>SOLUTION: Lines 2, 12 are extended from a compressed air feeding source 1 to a spray work site, and a powder metering feeder 3 for stably feeding a predetermined quantity of the powder 4 is inserted into the lines 2, 12, to thereby constitute a line A. Next, lines 14, 15 are extended from a water feeding source 6 to the spray work site, and a pump 7 and water quantity adjusting means 20, 21, and 22 are inserted into the lines 14, 15, to thereby constitute a line B. Then the lines A, B are connected to each other at the spray work site by a spray nozzle 8, and a mixture 9 of the powder 4 and the water 5 instantaneously kneaded by the spray nozzle 8 is sprayed to a target 19 by using air pressure from the compressed air feeding source 1. Further the total moisture content contained in the mixture 9 is instantaneously measured by a moisture meter 10, and then recorded and stored.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004291793-A (JP)
Title: Seat brake device
Inventor: KIDOKORO HIROYUKI
IPC: B66F9/24
Filed: 2003-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a seat brake device with a small number of parts and a simple constitution.  <P>SOLUTION: A turning member 3 mounted with a seat 6 is turnably supported to a front side plate 2a of a battery chamber. A batten plate 11 is arranged on the front side plate 2a. A twisted spring S is supported to the front side plate 2a. One winding end S1 of the twisted spring S is abutted on the turning member 3 and the other winding end S2 of the twisted spring S is abutted on the batten plate 11.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004006757-A (JP)
Title: Milliwave band module with built-in semiconductor
Inventor: IWAKI HIDEKI
IPC: H01L23/12
Filed: 2003-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a milliwave band module with a built-in semiconductor in which the heat from a semiconductor device operating in a milliwave band is efficiently dissipated so that the semiconductor devices and circuit components are mounted in high density.  <P>SOLUTION: The module comprises an electric insulating substrate (105) composed of a mixture containing an inorganic filler and thermo-setting resin; a high heat-conductive substrate (103) of a dielectric material of high heat conductivity which is laminated on one surface of the electric insulating substrate (105); a plurality of wiring patterns (119) formed on both substrates, a semiconductor device (101) which is disposed inside the electric insulating substrate (105), mounted in face-up to the high heat-conductive substrate (103), and electrically connected to the wiring pattern (119) for operation in a milliwave band; and a distribution constant circuit element (121) and active element (124) provided on it. A void (107) is provided in the interior of the electric insulating substrate (105), and in the exterior of the surface of the distribution constant circuit element (121) and the active element (124).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004001196-A (JP)
Title: Micro electromechanical system actuator
Inventor: SINCLAIR MICHAEL J
IPC: G09G3/34
Filed: 2003-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a MEMS actuator to use a bimorph configuration by which an out-of-plane motion is made possible.  <P>SOLUTION: A bimorph electrostatic actuator 170 includes a cantilever type bending bimorph arm 178 which has one end 177 fixed to a planar substrate and is insulated from the planar substance. The bimorph arm 178 is generally parallel with the planar substrate in an electrostatically actuated state. In a relaxed state, a free end of the bimorph arm 178 extends out of the the plane of the planar substrate by residual stress in the bimorph arm 178. This actuator 170 includes a substrate electrode which is fixed to the substrate and electrically separated therefrom, and is alighned with the bimorph arm 178 to be arranged under the bimorph arm 178. A potential difference to be applied between the bimorph arm 178 and the substrate electrode imparts electrostatically attractive force therebetween, thus the actuator 170 is actuated.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004292768-A (JP)
Title: Method and apparatus for gasifying biomass
Inventor: TAKIZAWA KENJI
IPC: C10J3/00
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus for generating gas continuously and safely using a biomass fuel (sawdust etc.).  <P>SOLUTION: The method for gasifying a biomass fuel comprises a process of supplying continuously a powdery or granular biomass fuel 12 into a combustion gasification furnace cylinder 10 from a fuel supplying apparatus 59, a process of cracking thermally the supplied biomass fuel 12 while it is falling down through a thermal cracking space inside the combustion gasification furnace cylinder 10, a process of oxidizing a gas generated by burning of the biomass fuel 12 by supplied air passing downward through the thermal cracking space by suction to make carbon dioxide, a process of reducing carbon dioxide into carbon monoxide by taking oxygen from carbon dioxide while passing through a reduction space of a pulverized coal, and a process of removing fumes by passing the decomposed carbon monoxide through a filter.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004298250-A (JP)
Title: Management device for game
Inventor: TOZAKI TOSHIHIRO
IPC: A63F7/02
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To grasp the situation of the proportion of member players together with the situation of change of the operation rate.  <P>SOLUTION: The management device comprises an information input means 149, an operation rate calculation means 142, a member proportion totaling/calculation means 142, and an output means 147. The information for identifying whether a player is playing in a game machine 2 or not and the information for identifying whether the player is a member player or not are inputted in the information input means 149. The operation rate calculation means 142 calculates the operation rate, the ratio of the game machines being played to the whole game machines belonging to a prescribed range, by prescribed time zone. The member proportion totaling/calculation means 142 totals up and/or calculates the information for specifying the ratio of member players to non-member players playing in the game machines belonging to the prescribed range by the prescribed time zone. The output means 147 outputs the situation of change of the operation rate and the situation of change of the information for specifying the ratio of the member players to the non-member players based on the operation rate calculated by the operation rate calculation means 142 and the information for specifying the ratio totaled up/calculated by the member proportion totaling/calculation means 142.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004303539-A (JP)
Title: Backlight unit
Inventor: NISHIO TOSHIYA
IPC: F21V19/00
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a backlight unit enabled to easily and efficiently fix a light source lamp and lead wires to a housing in free attachment and detachment.  <P>SOLUTION: A first and a second lamp support pedestals 50, 55 arranged in opposition to a given spacing and a plurality of long-size light source lamps 41i each with its end parts fixed to the pedestals are provided. A first fixing means 51 is fitted to the first lamp support pedestal 50, and a second fixing means 56 to the second lamp support pedestal 55. At least two of the light source lamps as one set each are fixed to the first and the second fixing means 51, 56 in free attachment and detachment.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004303902-A (JP)
Title: Solid-state image pickup element, and driving method and manufacturing method therefor
Inventor: OKI HIROAKI
IPC: H04N5/367
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a solid-state image pickup element of high quality by reinforcing pinning on a surface of a sensor, reducing dark current and reducing scars (what is called white scars) at dark time.  <P>SOLUTION: In the solid-state image pickup element 1, a charge-coupled element transfers an electric signal obtained by photoelectric conversion in a sensor 14, an opening part 42 is made on the sensor 14 and a shielding film 41 coating a non-photoelectric conversion region on a sensor 14-side. The shielding film 41 is connected to a DC power source 51 or a pulse generation power source.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004299965-A (JP)
Title: Water-retentive porous concrete formed body and method of manufacturing the same
Inventor: ISHIHARA MASAYUKI
IPC: C04B28/02
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a water-retentive porous concrete formed body having both water permeability and water retentivity with high strength and capable of suppressing heat island phenomenon in an urban district and a method of manufacturing the same.  <P>SOLUTION: The water-retentive porous concrete formed body is constituted so as to incorporate a crushed material of a woody material and a cement hardened body as aggregate for the porous concrete. The manufacturing method is performed by mixing 30-200 pts.wt.crushed material of the woody material and the cement hardened body with 100 pts.wt. cement, and further mixing the blending quantity of 0-200 pts.wt. aggregate and/or an admixture and 10-30 pts.wt. water, kneading, compacting into a prescribed molding frame and instantaneously removing the molding from the frame and aging.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004298094-A (JP)
Title: New genetic marker for gene or the like involved in deep-seeding tolerance or the like and method for using the same
Inventor: SATO KAZUHIRO
IPC: C12N15/09
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a new genetic marker, particularly for a gene or the like involved in deep-seeding tolerance or the like at the long-arm terminal of barley 5H chromosome, and to provide a method for using the marker.  <P>SOLUTION: The new genetic marker has the following base sequence(a) or (b):(a) a base sequence among 22 specific base sequences and (b) a base sequence where one or more bases are substituted, deleted, inserted and/or added in one of the above 22 specific base sequences, having a linkage to a gene or QTL( quantitative trait locus ) associated with the deep-seeding tolerance, dormancy or stress tolerance.  <P>COPYRIGHT: (C)2005,JPO&NCIPI