baber/WOPTO huggingface dataset:
Patent JP-2004079976-A (JP)
Title: Method of manufacturing semiconductor wafer
Inventor: SAKAI SHINSUKE
IPC: B24B37/04
Filed: 2002-08-09
Abstract: <P>PROBLEM TO BE SOLVED: To improve the productivity of a method of manufacturing a semiconductor wafer by omitting a step of grinding both surfaces of the semiconductor wafer into flat surfaces.  <P>SOLUTION: The method of manufacturing the semiconductor wafer comprises a step of forming a columnar single-crystal silicon ingot, a step of forming a single-crystal silicon ingot having a fixed length from the ingot, and a step of forming by grinding a plurality of annular recessed grooves, each of which has a bottom face having a width and slopes on both sides within a width which is the sum total of a slicing width and the thickness of the wafer, on the girth of the silicon ingot. The method also comprises a step of polishing the silicon ingot containing the plurality of annular recessed grooves, a step of slicing the ingot into semiconductor wafers by the sliding widths of the annular recessed grooves, and a step of polishing both surfaces of the sliced semiconductor wafers into flat surfaces.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004098949-A (JP)
Title: Small surface boat
Inventor: FUSE TOMOHIRO
IPC: B63B35/73
Filed: 2002-09-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a small surface boat for efficiently guiding jet water, and preventing a reverse bucket from interfering with a vertically sliding connecting part and an operation cable.  <P>SOLUTION: In this small surface boat 10, a steering nozzle 18 for determining the injection direction of the jet water is swingingly arranged in the rear of a water jet propelling machine 17; a trim joint 53 of a trim operation cable 44 for vertically swinging the steering nozzle 18 is arranged in an upper part of the steering nozzle 18; the reverse bucket 21 for guiding the jet water forward is arranged in the rear of the steering nozzle 18; and a connecting part housing recessed part 115 for avoiding striking to a rim joint 53 is arranged in an upper part of the reverse bucket 21.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004111468-A (JP)
Title: Clamping device, etching apparatus, and clamp cleaning method
Inventor: DENDA ATSUSHI
IPC: H01L21/3065
Filed: 2002-09-13
Abstract: <P>PROBLEM TO BE SOLVED: To control the effect of a wafer-depressing clamp on etching characteristics.  <P>SOLUTION: A wafer clamp 9 has a built-in heater 8 for heating itself, and a thermistor 11 is attached to the tip of its claw 9a for sensing the temperature of the wafer clamp 9 or of a wafer W. A temperature controller 15 is provided, which, based on the on/off control of an RF power source 13 by an RF power controller 14, controls the temperature of a heater 10 and, based on the surface temperature of the wafer W determined by the thermistor 11, controls the temperature of the heater 8.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004106350-A (JP)
Title: Packaging material for retort and retort-packaged product using the same
Inventor: ITO KATSUNOBU
IPC: C08K7/00
Filed: 2002-09-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a packaging material for retort, which is excellent, particularly, in barrier properties against oxygen gas, water vapor, etc., and aroma retention properties, and excellent in retort resistance, for example, against heat and pressure treatment associated with retort processing composed of heat and pressure-sterilizing treatment, which has suitability for the infilling and packaging of contents, preservability, etc., and which is extremely excellent in suitability for an environment, etc., and a retort-packaged product using the packaging material.  <P>SOLUTION: Characteristically, a biaxially oriented polyamide resin film containing an inorganic layered compound, a biaxially oriented polyester resin film which is provided with a vapor deposited film of an inorganic oxide, and a heat-seal resin layer are sequentially laminated via adhesive layers for a laminate by using a dry lamination; the surface of the heat-seal resin layer is made to face that of the vapor deposited film of the inorganic oxide; and the surface of the biaxially oriented polyamide resin film is made to face that of the biaxially oriented polyester resin film.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004112347-A (JP)
Title: Network corresponding type facsimile device
Inventor: KISONO MASAATSU
IPC: H04N1/00
Filed: 2002-09-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a network corresponding type facsimile device in which a transmission result can be notified to a user in real time by transmitting the transmission result to a personal computer of a request origin with an instant message when a facsimile transmission request is made from a personal computer on a network.  <P>SOLUTION: The network corresponding type facsimile device is connected to a network in order to transmit/receive image data as an attached file of an electronic mail. When the facsimile transmission request is made from a terminal connected on the network, the network corresponding type facsimile device has a transmitting means to transmit the transmission result to the terminal of the request origin with an instant message.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003177431-A (JP)
Title: Liquid crystal display device and manufacturing method therefor
Inventor: SUEHIRO NORIKO
IPC: G02B5/26
Filed: 2002-09-19
Abstract: <P>PROBLEM TO BE SOLVED: To obtain fine red display without impairing brightness of black and white display even though a liquid crystal display device has a two layer structure of liquid crystal panels.  <P>SOLUTION: This device is provided with at least two liquid crystal panels 10 and 20 including the liquid crystals developing a memory effect. The liquid crystal developing the memory effect on a no-viewer side has a selective reflection wavelength set at 615 to 665 nm. The liquid crystal developing the memory effect on a viewer side has a selective reflection wavelength set at 490 to 540 nm. A color filter 40 having a certain transmission property is disposed between the liquid crystal on the viewer side and the liquid crystal on the no-viewerside.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004112951-A (JP)
Title: Rotor for brushless dc motor
Inventor: NAKAZAWA ETSUO
IPC: H02K1/27
Filed: 2002-09-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rotor, wherein, even if there is a difference in the coefficients of linear expansion between molding resin and a shaft, a backlash will not be produced between the shaft and a support.  <P>SOLUTION: The rotor comprises a laminated punched plate obtained by punching a magnetic thin plate and laminating the punched pieces; the shaft formed by subjecting a drawn material to machining, such as turning; and the support which is molded from molding resin and holds the laminated punched plate on the shaft with resin interposed inbetween. A helical groove is formed in the portion of the shaft which is mated with the support.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004111794-A (JP)
Title: Cleaning method in plasma cvd apparatus and plasma cvd apparatus
Inventor: SAKAKI MASAHIRO
IPC: C23C16/44
Filed: 2002-09-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cleaning method in a plasma CVD apparatus which can safely clean the inside of a film forming chamber while suppressing the temperature rise due to a reaction between a compound attached to the inside of an exhaust pipe and a cleaning gas, and to provide the plasma CVD apparatus.  <P>SOLUTION: In the plasma CVD apparatus in which a film forming gas is introduced into a film forming chamber 15 to generate a plasma which forms a film on a substrate in the chamber 15, in order to remove the deposition attached to the component members in the film forming chamber 15, the plasma is generated to react with the deposition while introducing the cleaning gas into the film forming chamber 15, and the deposition is reacted and exhausted. When the chamber is cleaned by reacting the compound of the film forming gas attached to the inside of the exhaust pipe 19 with the cleaning gas so as to exhaust the reactant, an incombustible gas mixed with the cleaning gas is introduced into the film forming chamber 15 and the rate of the cleaning gas is gradually increased.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004106493-A (JP)
Title: Molding method of plastic molded article and mold for plastic molding
Inventor: SUGIMOTO YASUKI
IPC: B29C45/56
Filed: 2002-09-20
Abstract: <P>PROBLEM TO BE SOLVED: To stably realize low-cost and high-precision molding even when a resin used for a molded article has a weak adhesion on a transfer surface and other surfaces for which no separation is conducted.  <P>SOLUTION: A plastic molded article having a transfer surface and non-transfer surfaces is molded by introducing a molten resin into a cavity of a mold. In this molding method, a plurality of sliding pieces are provided on non-transfer surface forming faces and made to slide sequentially in the direction of separating from the resin by the time when the molten resin introduced into the cavity of the mold is cooled down to less than a softening temperature. By separating all the sliding pieces on the non-transfer-surface forming faces of the mold from the resin in the end, one continuous void having a desired size is formed in contact with each non-transfer surface forming face whereon the sliding piece is provided.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003118125-A (JP)
Title: Recording apparatus and method for providing image data
Inventor: SZUMLA THOMAS P
IPC: B41J2/07
Filed: 2002-09-24
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus and a method for minimizing the interconnection of a multi-operation thermal ink-jet printer. SOLUTION: An ink-jet printing head assembly (50) is provided for an ink-jet printer comprising a printing head (10) having a plurality of nozzles (24), a data pass interlocked operably with the printing head (10) for providing image data by controlling the ink flow passing through the nozzles (24) and a control electronics circuit (56). The nozzles (24) are accompanied by at least two heater elements including an upper heater (28a) and a lower heater (28b) disposed preliminarily around each nozzle (24) such that the heater elements operate the nozzles (24) for a printing operation.
Patent JP-2004119446-A (JP)
Title: Annealed wafer and method for manufacturing the same
Inventor: KOBAYASHI TAKESHI
IPC: H01L21/324
Filed: 2002-09-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing an annealed wafer which can easily reduce DNN defects without changing conditions the crystal growing step or heat treating conditions of a heat treating process in a step of manufacturing the annealed wafer.  <P>SOLUTION: The method for manufacturing the annealed wafer by heat treating a silicon wafer includes a step of dissolving an oxygen precipitate on the surface of the wafer before the heat treating.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003192746-A (JP)
Title: Resin composition for curing by ionizing radiation, color filter and liquid crystal display
Inventor: HAYASHI SHINJI
IPC: G03F7/004
Filed: 2002-09-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a resin composition for curing by ionizing radiation, which contains an alkali-soluble maleimide based copolymer, is excellent in thermal yellowing resistance, has high hardness, can readily form a uniform coating film because of excellent solubility in a solvent, with the uncured part sufficiently soluble in an alkaline water, is excellent in curability by ionizing radiation, and can realize an improvement in the precision of a pattern shape after development, and a color filter and a liquid crystal display which are formed by using the resin composition.  <P>SOLUTION: The resin composition for curing by ionizing radiation contains an alkali-soluble maleimide based copolymer, a radical-polymerizable compound, and a photopolymerization initiator, wherein the alkali-soluble maleimide based copolymer contains as the essential constituent N-substituted maleimide monomer units and has an equivalent of the double bond of 300 to 100,000.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004115297-A (JP)
Title: Method for manufacturing hydroxyapatite porous sintered material
Inventor: NAKAHIRA ATSUSHI
IPC: C04B38/00
Filed: 2002-09-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a hydroxyapatite porous sintered material that solves or reduces problems in the current manufacturing method of a ceramic porous material.  <P>SOLUTION: The method for manufacturing the hydroxyapatite porous sintered material comprises a step (1) of subjecting a mixture obtained by kneading a calcium phosphate-based powder and an aqueous medium to the hydrothermal solidification reaction under hydrothermal hot-press conditions at pressure of 10-100 MPa and a temperature of 150-350°C and a step (2) of sintering the solidified material obtained by the step (1) at 900-1,200°C.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004115615-A (JP)
Title: Ink for inkjet recording
Inventor: TAGUCHI TOSHIKI
IPC: C09D11/40
Filed: 2002-09-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide ink which is used for inkjet recording and gives images having high image qualities and excellent weather resistance.  <P>SOLUTION: This inkjet recording ink containing a specific phthalocyanine dye is characterized in that the total amount of lithium ions, hydrogen ions, ammonium ions, organic quaternary nitrogen ions and cations except ions produced by adding proton to nitrogen atoms in the basic organic substances is ≤0.5 mass % based on the total amount of the ink.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004119164-A (JP)
Title: Discharge lamp lighting device
Inventor: KANBARA TAKASHI
IPC: H05B41/24
Filed: 2002-09-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a discharge lamp lighting device for outputting stable light even if luminous efficiency is increased after the start-up of a high-intensity discharge lamp of a type free from sealed-in mercury.  <P>SOLUTION: This discharge lamp lighting device is equipped with a DC power supply 1, a power conversion part 3 connected to the power supply 1 for changing DC power, or inverting the DC power into AC power, or changing the DC power and then inverting it into AC power, a high-intensity discharge lamp 5 of the type free from sealed-in mercury connected to the conversion part 3 via an ignitor 4 for generating high-voltage pulses, and a control part 6 for driving the conversion part 3 so that appropriate power is supplied to the discharge lamp 5. The control part 6 has a luminous efficiency increase detection means 7 for detecting an increase in the luminous efficiency of the discharge lamp 5 of a type free from sealed-in mercury, and outputs a signal to the conversion part 3 for decreasing supplied power to the discharge lamp 5 when the detection means 7 detects an increase in the luminous efficiency.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004118963-A (JP)
Title: Apparatus and method for reproducing disk
Inventor: KAMEMURA TAKESHI
IPC: G11B7/135
Filed: 2002-09-27
Abstract: <P>PROBLEM TO BE SOLVED: To lengthen the life of a pickup so as not to trouble general users.  <P>SOLUTION: A disk reproducing apparatus has an objective lens 22 for focusing a beam to a disk 1 and a light reception element 21 for receiving the beam passing through the objective lens 22 and being reflected by the signal surface of the disk 1 for converting to an electric signal in a pickup 2. In the pickup 2, a holder 3 for retaining a plurality of objective lenses 22, 22a is provided so that the holder 3 is freely rotated in a surface nearly in parallel with the signal surface of the disk 1. The light reception element 21 is connected to a signal judgment circuit 4 for detecting whether a signal can be reproduced correctly despite reduction in the light transmittance of the objective lenses 22, 22a. When the incorrect reproduction of the signal is judged by the signal judgment circuit 4, the holder 3 is rotated and connected to a switching means 5 for allowing either one of objective lenses 22a other than the objective lens 22 currently facing the beam to face the beam.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003176378-A (JP)
Title: Rubber composition
Inventor: NOHARA DAISUKE
IPC: C08L7/00
Filed: 2002-09-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rubber composition having excellent dispersibility of an inorganic filler and an improved storage modulus without increasing the viscosity of an unvulcanized rubber, without deteriorating processability and without causing surface roughening of the rubber.  <P>SOLUTION: This rubber composition comprises the inorganic filler and a compound having one reactive group A with the rubber and one adsorbing group or one reactive group B for the inorganic filler in the same molecule, a compound having one reactive group A with the rubber and one amino group in the same molecule or an acrylic ester or a methacrylic ester having a specific structure and further, as necessary, a silane coupling agent.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004120658-A (JP)
Title: Piezoelectric components and manufacturing method thereof
Inventor: ISHIBASHI MASAO
IPC: H01L41/22
Filed: 2002-09-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide piezoelectric components with high-productivity, which can make a piezoelectric oscillator vibrate at a desired frequency and a manufacturing method thereof.  <P>SOLUTION: In piezoelectric components mounting a piezoelectric oscillator on the top face of a substrate, and having, on the underside of the substrate, an electrode pattern electrically connected to the piezoelectric oscillator, the substrate is laminated via an internal wiring pattern electrically connected to the electrode pattern with a plurality of insulating layers therebetween, and is formed by providing a through-hole at the insulating layers on the internal wiring pattern. The piezoelectric oscillator and the internal wiring pattern are electrically connected via conductive adhesive a part of which is filled in the through-hole.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004119926-A (JP)
Title: Current transformer and current transformer system
Inventor: SAITO MINORU
IPC: H01F5/00
Filed: 2002-09-30
Abstract: <P>PROBLEM TO BE SOLVED: To make an area surrounded with a winding equal to one surrounded with a return wire and to restrain a voltage from being generated by an external magnetic field so as to reduce a measurement error in a current transformer that is equipped with a Rogowskii coil formed of a printed board.  <P>SOLUTION: Metal foils 2a, 2b and 2a' 2b' extending radially are provided to the external board surfaces 11a and 11b and board internal layers 12a and 12c of a multilayered printed board 7. The metal foils 2a, 2b and 2a' 2b' are electrically connected together to form multiplex windings as they penetrate through the multilayered printed board 7. Circumferential metal foils 3a and 3a' are provided to the internal layer 12b of the board 7 and electrically connected in series to the multiple windings to serve as return wires, and the diameter of the circumferential metal foils 3a and 3a' is determined so as to set an area surrounded with the windings equal to one surrounded with the return wires.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004118797-A (JP)
Title: Automobile maintenance support system, automobile maintenance support server, automobile maintenance support method and automobile maintenance support program
Inventor: HAYAKAWA MICHITAKA
IPC: G06Q30/02
Filed: 2002-09-30
Abstract: <P>PROBLEM TO BE SOLVED: To allow a user to remotely confirm maintenance information on an automobile, and to allow an acquaintance or the like of the user to easily support an answer when remotely making the answer to maintenance.  <P>SOLUTION: The maintenance information on the automobile of a first user is presented to a second user designated by the first user via a telecommunication line, and the second user is allowed to input the answer to an answer item on the maintenance information.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004121443-A (JP)
Title: Game machine
Inventor: UGAWA SHOHACHI
IPC: A63F7/02
Filed: 2002-09-30
Abstract: <P>PROBLEM TO BE SOLVED: To effectively execute the shortening of the time of varying the figures when the control related to the variable display of the figures is shared with a circuitry for controlling games.  <P>SOLUTION: A game control part 11 and a display control part 13 are built separately and connected to each other with the communication. The game control part 11 transmits the start command for designating the varying pattern at the start of the special pattern game and transmits the defining command at the end thereof. The display control part 13 carries out the variable display of the special figures according to the designated varying pattern in response to the start command and upon the reception of the defining command, the final stop pattern is defined. When the number of the special pattern games retained reaches the upper limit value in the midst of the execution of the special pattern game involved, the game control part 11 transmits the shortening preparation command for shortening the varying time and transmits the defining command after a specified time. The display control part 13 reduces the speed of varying the special figures in response to the shortening preparation command and defines the final stop pattern in response to the defining command.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004121126-A (JP)
Title: Buckle and cage for pet using the same
Inventor: ENDO YASUNORI
IPC: F16B45/00
Filed: 2002-10-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide an easy-to-detach buckle ensuring joining a tray and a cage body each other, and to provide a cage for pet using the buckle.  <P>SOLUTION: The buckle 1 comprises a base 6 fixed onto a 1st member, a support shaft 2 with its basal end supported turnably on the axially supporting part 6a of the base 6 and a main part slidable under guide by the support shaft 2. In this buckle 1, the main part comprises a 1st buckle main part 3 and a 2nd buckle main part 4, which is provided with a hook 4a subject to hooking on a 2nd member, and the support shaft 2 and the main part are joined to each other via a spring 5 by hooking a spring hook 5a on a hooking part 4b and by hooking a spring hook 5c on the hooking piece 2c of the support shaft 2. The cage for pet comprises the tray 12, the cage body 13 set around the tray 12 and forming a pet-living space, and the buckle 1 fixedly joining the cage body 13 and the tray 12 to each other.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004125734-A (JP)
Title: Manufacturing method of slit plate of optical rotary encoder
Inventor: KOBAYASHI KIYOTO
IPC: G01D5/34
Filed: 2002-10-07
Abstract: <P>PROBLEM TO BE SOLVED: To manufacture a metal slit circular disk which is high in strength and high in stiffness and formed with a precise slit by etching.  <P>SOLUTION: The metal slit disk 5 for an optical rotary encoder is manufactured as follows: a disk 1 of Cu alloy is Ni plated 2, 3 on both its faces, and the Ni plated disk is etched from both the sides for forming a slit 4. The thicker the disk 1 is made, the larger the strength and stiffness of the slit disk 5 becomes. The etching speed of the Ni films 2, 3 are slower than that of the Cu alloy. Therefore, slit apertures 2a, 3a with a high precision can be formed on the Ni films 2, 3. The slit shape is limited by the slit apertures 2a, and 3a. Thereby the slit disk 5 of a high strength and high stiffness provided with the precise slit 4 can be obtained.  <P>COPYRIGHT: (C)2004,JPO