baber/WOPTO huggingface dataset:
Patent JP-2004235417-A (JP)
Title: Optical semiconductor device and optical transmission apparatus
Inventor: ARIGA HIROSHI
IPC: H04B10/2507
Filed: 2003-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To improve the falling time of an optical output waveform outputted from an optical semiconductor device in the optical semiconductor device.  <P>SOLUTION: There are provided an LD (optical semiconductor device) 20 and an LD drive circuit 1 for outputting a drive current to the LD (optical semiconductor device) 20. The LD drive circuit 1 outputs as a drive signal a signal current obtained by superimposing a rectangular drive current and a sinusoidal signal current having a frequency about three times of the maximum repetition frequency of the drive current or a higher frequency.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003292755-A (JP)
Title: Flame retardant reinforced polytrimethylene terephthalate resin composition
Inventor: KAKEGAWA JUNKO
IPC: C09K21/10
Filed: 2003-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a resin composition having a good molding property and appearance of molded products obtained therefrom in addition to good mechanical characteristics, chemical resistance, electric characteristics, weather resistance, heat-aging resistance and hydrolysis resistance, having a small bending deformation of the molded products, also excellent in flame retardant property, and not generating hydrogen halogenate gas causing a highly corrosive property on its combustion.  <P>SOLUTION: This flame retardant reinforced polytrimethylene terephthalate resin composition consists of (A) 30-99 pt.wt. polytrimethylene terephthalate resin, (B) 1-70 pt.wt. flame retardant consisting mainly of a compound having triazine rings and (C) 5-150 pt.wt. inorganic filler.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004230319-A (JP)
Title: Formation method for recessed part in resin composition surface
Inventor: KODAMA HIRONORI
IPC: A41D19/00
Filed: 2003-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for forming recessed parts with good appearance in a resin surface at a low cost by a simple work without requiring any particular control or any countermeasure for waste liquid treatment or any special facility.  <P>SOLUTION: Hollow spherical particles comprising thermoplastic polymer sheaths having flexibility and enclosing a gas are mixed with a liquid resin composition; the resulting mixed liquid is applied in such a manner that the hollow spherical particles are projected out of a liquid film formed; the liquid resin composition is made to be gel at a melting point or lower than the melting point of the sheaths of the hollow spherical particle and then heated to the melting point or higher than the melting point of the sheaths of the hollow spherical particles to melt the sheaths and break the air bubbles; and thus the liquid resin composition is heated and successively solidified to obtain a resin coating film having aimed recessed parts in the surface.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004237584-A (JP)
Title: Image processing apparatus
Inventor: UEKI KUNIAKI
IPC: G06T5/00
Filed: 2003-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To prevent degradation of an effective image quality to all kinds of images by an appropriate trapping process in an image processing apparatus which outputs received printing data to a printing engine after giving image processing to the data and turning the data to printable data.  <P>SOLUTION: In relation to the image processing apparatus 2 which converts the received printing data 1 to bit map data with both data on colors and attribute data indicative of kinds of images, carries out image processing to the bit map data and outputs the data after the processing to the printing engine 3, the image processing apparatus 2 has recording means 252 and 253 for recording setting information set corresponding to the kinds of images and related to contents of the trapping process of enlarging an edge part where the color changes; a selecting means 251 for selecting the setting information corresponding to the kinds of images indicated by the attribute data among the setting information recorded by the recording means; and a trapping process means 254 for carrying out the trapping process on the basis of the data on colors of the bit map data, and the setting information selected by the selecting means 251.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004150786-A (JP)
Title: Ice maker
Inventor: KIM OH-BOK
IPC: F25C1/22
Filed: 2003-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ice maker for minimizing the waste of ice making water by supplying the preset amount of ice making water into a plurality of ice making water grooves having given sizes and for shortening an ice making time by reducing the consumption of cooling heat generated by a cooling protrusion.  <P>SOLUTION: The ice maker comprises an ice maker body, an evaporation pipe 50 connected to a freezing system, a base frame 61 having the number of ice making water grooves 63 in which the ice making water stays, a cooling plate 62 provided in the evaporation pipe 50 and having the cooling protrusion 67 protruded on the lower face and immersed in the ice making water supplied into the ice making water grooves 63, and an ice making water bag 72 for pumping the ice making water into the ice making water grooves 63.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004244231-A (JP)
Title: Method for lowering carbon monoxide concentration
Inventor: HOSHINO MAKI
IPC: C01B3/58
Filed: 2003-02-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for lowering the carbon monoxide concentration of a mixed gas containing hydrogen, carbon monoxide and oxygen while satisfying requirements for vehicle mountability, and more particularly, to provide a method for lowering the carbon monoxide at a low cost even under high-SV and high-temperature conditions.  <P>SOLUTION: The method for lowering the carbon monoxide concentration of a mixed gas containing hydrogen, carbon monoxide and oxygen comprises feeding the mixed gas into a carbon monoxide removal apparatus containing a carbon monoxide concentration lowering catalyst having a transition metal element and having an adjusted carbon monoxide adsorption amount of 0.1 to 3 mL/(cat×g) at a space velocity (SV) of 15,000 to 300,000 h<SP>-1</SP>and at a temperature of 100 to 300°C. According to this method in which the carbon monoxide adsorption by the catalyst is adjusted, the carbon monoxide concentration can be efficiently lowered at a low cost even under high-SV and high-temperature conditions.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004244833-A (JP)
Title: Composite brace damper
Inventor: ISODA KAZUHIKO
IPC: E04H9/02
Filed: 2003-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide an effective composite brace damper which can surely function as a steel damper and a viscoelastic damper, which facilitates a design and an analysis, which enables size and weight reduction by virtue of a simple constitution, and which can be simply and inexpensively manufactured.  <P>SOLUTION: This composite brace damper comprises a core material 1 which is composed of a band steel plate functioning as the steel damper, and a pair of restraining members 3 which are mounted on both sides of the core material so as to restrain buckling and which function as the viscoelastic damper in itself. The restraining member comprises a first steel plate 5 which is laminated on the surface of the core material via an insulating material 2, a second steel plate 6 which is laminated on the first steel plate via a viscoelastic body 8, and a channel 7 which is laminated on the second steel plate via the viscoelastic body 8; one end of the first steel plate and one end of the channel are fastened and fixed to one end of the core material; and the other end of the second steel plate is fastened and fixed to the other end of the core material.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004244458-A (JP)
Title: Method for decreasing cyclic oligomer content in polyester product
Inventor: KAN NICHISHUN
IPC: C08G63/87
Filed: 2003-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for decreasing the cyclic oligomer content in a polyester product.  <P>SOLUTION: The method comprises adding at least one calcium phosphate having the structural formula: Ca<SB>3</SB>(PO<SB>4</SB>)<SB>2</SB>or Ca<SB>5</SB>OH(PO<SB>4</SB>)<SB>3</SB>and a carboxyphosphonic acid compound having structural formula (1) in the solution polymerization step of PET. In structural formula (1), R<SB>1</SB>, R<SB>2</SB>, and R<SB>3</SB>are each an alkyl or a hydrogen atom; and R is an alkyl. The method suppresses the amount of a cyclic oligomer generated in ester chips and decreases the amount of the cyclic oligomer generated in the succeeding solution processing and regeneration steps.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004245286-A (JP)
Title: Gasket having reduced contact area
Inventor: WATERLAND III ALFRED FITZGERAL
IPC: F16J15/10
Filed: 2003-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gasket having a reduced contact area, which gasket can overcome troubles and faults of conventional gasket products and has seal rings.  <P>SOLUTION: The gasket 10 is used for sealing a joint portion between a pair of pipe flanges. Each flange has an inner peripheral portion, an outer peripheral portion, and a plurality of aperture portions adapted so as to receive a fastening member in the flange. The gasket is composed of a carrier disk 11 having the inner peripheral portion, the outer peripheral portion, and the aperture portions substantially corresponding to those of a pair of the pipe flanges, the first seal ring 12 which is arranged on each surface of the carrier disk so as to be substantially adjacent to the inner peripheral portion of the carrier disk and has a first thickness, and the second ring 13 which is arranged on each surface of the carrier disk so as to be located outside the ring defined by the apertures and has a second thickness. In this case, the first seal ring has at least the same thickness as that of the second ring. Because the gasket has a gasket material composed of high density perfluorocarbon resin, breakage, warping, etc. of the gasket during mounting the gasket do not occur and its handling ability is excellent.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004244254-A (JP)
Title: Fertilizer guiding nutrient absorbing root of crop and culturing method of concentrating rooting zone of the crop using the same
Inventor: SUDACHI YASUHIRO
IPC: C05G5/00
Filed: 2003-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fertilizer with which fertilizer components meeting the requirement of various kinds of crops are supplied, a nutrient absorbing root of the crop is guided and concentrated around the applied fertilizer without giving damage to the root of the crop to increase the number of cultures of the crop per unit area and a culturing method.  <P>SOLUTION: The culturing method is a dense planting culturing method performed by partially applying a coated granular fertilizer filling pile formed by filling the fertilizer containing a coated granular fertilizer in which the elution of the components is controlled in a cylindrical vessel having a shape easy to drive into the ground to the rooting zone of the crop to guide the nutrient absorbing root around the coated granular fertilizer filling pile to concentrate the rooting zone of the crop.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004264059-A (JP)
Title: Semiconductor force sensor
Inventor: HIROSE SHIGERU
IPC: G01L1/04
Filed: 2003-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor force sensor capable of preventing a diaphragm part from being damaged by a force transmitting means and improving output linearity.  <P>SOLUTION: The shape and size of an inner circumferential surface 11a of a support part 11 and the shape and size of the force transmitting means 3 are set in such a way that the force transmitting means 3 may come into contact with the inner circumferential surface 11a of the support part 11 when the force transmitting means 3 comes into contact with the diaphragm part 9 and is displaced toward the diaphragm part 9 by a prescribed amount with part of the force transmitting means 3 arranged in a space surrounded with both the diaphragm part 9 and the inner circumferential surface 11a of the support part 11. The force transmitting means 3 and the inner circumferential surface 11a constitute a stopper structure for restricting the amount of displacement of the force transmitting means 3 to the side of the diaphragm part 9.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004261643-A (JP)
Title: Electrodeionization apparatus, and operating method therefor
Inventor: SATO SHIN
IPC: C02F1/469
Filed: 2003-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrodeionization apparatus which suppresses concentration diffusion of boron from a concentrating chamber so that product water having an extremely low boron concentration can be obtained, and to provide an operating method therefor.  <P>SOLUTION: Raw water is introduced into a desalting chambers 16, and produced water is discharged from desalting chambers 16. Part of the produced water is passed to a concentrating chambers 15 in a direction reverse to the water passing direction in the desalting chambers 16 in a counter-current single pass system, and outflow water of the concentrating chambers 15 is discharged outside the system. The discharge side of the produced water in each desalting chamber 16 is provided with the inflow port of each concentrating chamber 15, and the inflow side of the raw water in each desalting chamber 16 is provided with the outflow port of each concentrating chamber 15. The concentration of boron in the concentrated water flowing out from each concentrating chamber is ≤500 times that in the produced water, or is ≤10 ppb.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004243400-A (JP)
Title: Roll and method for forming special shaped tube
Inventor: HISHIDA HIROTOSHI
IPC: B21C37/15
Filed: 2003-02-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a forming roll of a special shaped tube with which a layout pattern in the concave parts and the number of the concave parts are freely changeable in addition to that the dimensions of the concave parts can be kept in a prescribed accuracy without changing the forming rolls, and a forming method of the special shaped tube the strain of which is reduced.  <P>SOLUTION: This roll is a forming roll 1 in which small holes 2 for fixing pins 3 are provided on the concave bottom surface 11 and the pins 3 for forming the concave parts 5 on a tubular body are mounted in these small holes 2 freely attachably and detachably. The special shaped tube is formed at a single working stage by assembling the forming rolls 1 to a single forming stand. Furthermore, many projections 8 and projecting line parts 6 are provided on the bottom surface 11 of the roll by arranging many small holes 2 in the circumferential direction of the bottom surface 11 of the roll like the sequence of points.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004245003-A (JP)
Title: Pile drawing device
Inventor: HARADA YOSHIKAZU
IPC: E02D9/02
Filed: 2003-02-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pile drawing device capable of performing work using a small crane by reducing the weight of a rotating cylinder, and lowering the center-of-gravity position.  <P>SOLUTION: A chuck mechanism mounted to a flange 200 performs changeover operation of grip/release to the outer peripheral surface of the hollow rotating cylinder 302 erected almost vertically. When the chuck mechanism grips the rotating cylinder 302, the rotating cylinder 302 is rotationally driven by rotational driving force from a power source 130. A lifting table 120 supporting the flange 200 is lifted by an actuator 114. In the state of the chuck mechanism gripping the rotating cylinder 302, the lifting table 120 is lowered to excavate, and in the state of the chuck mechanism releasing the rotating cylinder 302, the lifting table 120 is lifted to change the grip position of the chuck mechanism to the rotating cylinder 302.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004248740-A (JP)
Title: Discharge auxiliary device and premium ejecting device
Inventor: OBARA TOSHIYA
IPC: A63F9/00
Filed: 2003-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an auxiliary device which can stably eject a premium from a premium ejecting device, and also eject the premium from an outlet without burdening and damaging the premium even if the premiums are piled and entangled mutually by the outlet.  <P>SOLUTION: The discharge auxiliary device pushes up a premium toward an outlet which opens upward, moves a contact part which connects with the premium to the premium ejecting device which performs a discharge of a premium as it intersects with the radial direction of the outlet, and securely ejects the premium.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004254181-A (JP)
Title: Projector and projector video
Inventor: IWASAKI TAKASHI
IPC: G03B21/00
Filed: 2003-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a projector and a projector video which can relatively recognize a dark region in video as black by providing a part as the reference of luminance around the video, and also, which can recognize as black even if the luminance at a black part is increased by the existence of a relatively brighter frame, even when the luminance at the black part of the video projected in a relatively bright projection environment.  <P>SOLUTION: The projector is so constituted that a video is formed at the center of a projector projection region on the screen. The projector projects so as to form the reference with the average luminance of 10 % or 30 % of the maximum luminance at the video to the peripheral edge.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003317618-A (JP)
Title: Phosphor layer forming device for plasma display panel and method of forming phosphor layer
Inventor: NANTO TOSHIYUKI
IPC: H01J11/34
Filed: 2003-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To form a phosphor layer evenly and accurately on a large substrate, as regards a device and a method of forming the phosphor layer for a plasma display panel.  <P>SOLUTION: The device for forming a phosphor layer by applying phosphor paste on a groove formed between ribs for partitioning discharge spaces on the substrate in a manufacturing process of the plasma display panel, is provided with a loading platform for loading the substrate, a dispenser equipped with at least one nozzle discharging phosphor paste, a conveyor part relatively moving the nozzle and the loading platform, and a control part controlling the conveyor part and the dispenser so that the phosphor paste is applied on a given groove between the ribs.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004258073-A (JP)
Title: Image forming apparatus and transfer device
Inventor: FUJIWARA KOUKO
IPC: G03G15/16
Filed: 2003-02-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus that restricts discharge of a transfer material 100 which occurs on a transport guide plate 101 or in a fixing unit after passage of the transfer material 100 through a transfer process or that hinders dust even in a case discharge occurs, that has two developing means and two image carriers but has no means for discharging the transfer material 100, and that directly transfers an image from an image carrier to the transfer material 100.  <P>SOLUTION: The amount of electrification of developer in the developing means used in the final transfer is made larger than the amount of electrification of developer in the developing means used in the other transfer. Alternatively, a transfer current in the final transfer is made larger than a transfer current in the other transfer.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004260316-A (JP)
Title: Priority paging system
Inventor: ADACHI MASARU
IPC: H04B7/26
Filed: 2003-02-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a priority paging system whereby only a called mobile station voluntarily carries out switching of a communication channel and other mobile stations can continue the communications through the original communication channel as they are without causing momentary interruption.  <P>SOLUTION: The system includes information related to a group call to radio information channel (RICH) of a user data transmission communication channel (communication CH), and when the mobile station 1 discriminates occurrence of the group call including its own station from the communication channel (communication CH 1) during the communication, the mobile station 1 selects a control channel (control CH) to acquire the frequency related to the call, selects other communication channel (communication CH 2) related to the call so as to cope with group call communication.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004257047-A (JP)
Title: Window lattice, window or door structure of building equipped with the same and manufacturing method of window lattice
Inventor: TAKAHASHI TSUKASA
IPC: E06B9/01
Filed: 2003-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide an window lattice having a high crime preventive effect and an easily fitting workability, to be fitted to the inside of an opening of a building such as a window, a door, etc. so as not to be intruded into the building by the crime even in the case that the window glass is broken or the door is taken out.  <P>SOLUTION: The window lattice 1 fitted to an opening 7 of a building is freely expansible. At both ends in the expandable direction of the window lattice 1, fitting members 10a, 10b having a first fitting face 12 fixing to the building inside face 22 of the building opening 7 and a second fitting face 11 abutting against the internal peripheral face 8 of the opening 7 are provided.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003220476-A (JP)
Title: Hollow extruded member for manufacturing hollow panel structure
Inventor: HORI HISASHI
IPC: B23K20/12
Filed: 2003-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hollow extruded member for manufacturing a hollow panel structure capable of providing high joint strength without generating a defect in a join part at friction stir welding.  <P>SOLUTION: The hollow extruded member for manufacturing the hollow panel structure is previously formed so that the shortest distance w<SB>1</SB>between the outer face of a stirring pin and the inner peripheral face of a vertical rib maintains 0.6 mm or more, and the thickness w<SB>2</SB>in the minimum thickness part of the vertical rib satisfies the following formulas 1 and 2: w<SB>2</SB>≥w<SB>2</SB>A =ä(F×H)/(1439×D)}<SP>1/3</SP>/n-Formula 1, w<SB>2</SB>≥w<SB>2</SB>B=F/(n×D×σ<SB>0.2</SB>)--Formula 2, wherein F, D, σ<SB>0.2</SB>, H, and n are an axial direction pressing force of a rotary tool (kgf), a diameter of a bottom part of the rotary tool (mm), a yield stress of the hollow extruded member (kgf/mm<SP>2</SP>), the height of the hollow extruded member (mm), the number of the vertical rib in the butted part (1 or 2).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004256044-A (JP)
Title: Brake unit
Inventor: SATO KENJI
IPC: B60T7/02
Filed: 2003-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a brake unit which certainly protects a brake lamp switch from the driver's leg at costs lower than conventional one without deteriorating assembling property.  <P>SOLUTION: According to the brake unit, a striker 3 is arranged on the side face of a brake pedal 1 that is opposite to the accelerator side. When the driver steps on the brake pedal 1, the striker 3 is separated from the brake lamp switch 4 to turn on the brake lamp. On the base end of the brake pedal 1 near the striker 3, a protector 7 is formed integrally to overhang toward the rear of a vehicle to protect the brake lamp switch 4.  <P>COPYRIGHT: (C)2004,JPO&NCIPI