Patents by Inventor Kazuhiko Ito
Kazuhiko Ito has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 6655891Abstract: A substrate transfer system comprising a cassette table for mounting a cassette which has an opening portion for loading and unloading a substrate and a cover detachably provided to the opening portion, process portion for processing the substrate housed in a cassette on the cassette table, a transfer arm mechanism for taking out the substrate from the cassette table, transferring it to process units G1 to G5, and returning a processed substrate to the cassette on the cassette table, partition members provided between the transfer arm mechanism and the cassette table, for separating an atmosphere on the side of the transfer arm mechanism from that on the side of the cassette table, a passage formed in the partition member so as to face the opening portion of the cassette on the cassette table, for passing the substrate taken out from the cassette on the cassette table by the transfer arm mechanism and returning the substrate to the cassette on the cassette table, cassette moving mechanisms for moving the openType: GrantFiled: March 25, 2002Date of Patent: December 2, 2003Assignee: Tokyo Electron LimitedInventors: Issei Ueda, Masami Akimoto, Kazuhiko Ito, Mitiaki Matsushita, Masatoshi Kaneda, Yuji Matsuyama
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Publication number: 20030071587Abstract: A motor-driven power steering apparatus includes a motor for generating assisting force to be imparted to a steering mechanism, a control signal generation section for generating a motor control signal on the basis of at least steering torque applied to a steering wheel, a motor drive unit for driving the motor in accordance with the motor control signal, and a step-up circuit provided between a battery to the motor drive unit. The step-up circuit includes a step-up coil whose one end is connected to the battery, a first switching element connected between the other end of the step-up coil and the ground, a second switching element connected between the other end of the step-up coil and an output terminal, and a capacitor connected between the output terminal and the ground and smoothing output voltage appearing at the output terminal.Type: ApplicationFiled: September 17, 2002Publication date: April 17, 2003Applicant: TOYODA KOKI KABUSHIKI KAISHAInventors: Hiroshi Suzuki, Atsuo Sakai, Kazuhiko Ito
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Patent number: 6507677Abstract: An image data adjusting method for increasing/decreasing the number of pixels of input image data in a given direction with a desired magnification to obtain output image data. The method includes deriving an integral magnification for each of all the pixels of the input image data per direction in which the number of pixels of the input image data is increased/decreased, and copying a pixel value of each of the pixels based on the integral magnification to obtain the output image data.Type: GrantFiled: August 21, 2001Date of Patent: January 14, 2003Assignee: Oki Data CorporationInventors: Hideki Miura, Koji Urasawa, Kazuhiko Ito
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Publication number: 20020182040Abstract: A substrate processing apparatus comprises a processing section for performing processing for a substrate, a substrate carrier transfer section into/out of which a substrate carrier holding a plurality of substrates is carried, and a substrate transfer mechanism for taking an unprocessed substrate out of the substrate carrier carried into the substrate carrier transfer section to deliver it to the processing section and for receiving a processed substrate from the processing section to deliver it into the substrate carrier placed on the substrate carrier transfer section. The substrate carrier transfer section shifts the position of the substrate carrier between a first position at which the substrate carrier is carried to/from the outside and a second position at which the substrate in the substrate carrier is delivered to/from the substrate transfer mechanism.Type: ApplicationFiled: July 25, 2002Publication date: December 5, 2002Inventors: Yoshio Kimura, Issei Ueda, Mitiaki Matsushita, Kazuhiko Ito
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Patent number: 6439822Abstract: A substrate processing apparatus comprises a processing section for performing processing for a substrate, a substrate carrier transfer section into/out of which a substrate carrier holding a plurality of substrates is carried, and a substrate transfer mechanism for taking an unprocessed substrate out of the substrate carrier carried into the substrate carrier transfer section to deliver it to the processing section and for receiving a processed substrate from the processing section to deliver it into the substrate carrier placed on the substrate carrier transfer section. The substrate carrier transfer section shifts the position of the substrate carrier between a first position at which the substrate carrier is carried to/from the outside and a second position at which the substrate in the substrate carrier is delivered to/from the substrate transfer mechanism.Type: GrantFiled: September 22, 1999Date of Patent: August 27, 2002Assignee: Tokyo Electron LimitedInventors: Yoshio Kimura, Issei Ueda, Mitiaki Matsushita, Kazuhiko Ito
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Publication number: 20020106268Abstract: A substrate transfer system comprising a cassette table for mounting a cassette which has an opening portion for loading and unloading a substrate and a cover detachably provided to the opening portion, process portion for processing the substrate housed in a cassette on the cassette table, a transfer arm mechanism for taking out the substrate from the cassette table, transferring it to process units G1 to G5, and returning a processed substrate to the cassette on the cassette table, partition members provided between the transfer arm mechanism and the cassette table, for separating an atmosphere on the side of the transfer arm mechanism from that on the side of the cassette table, a passage formed in the partition member so as to face the opening portion of the cassette on the cassette table, for passing the substrate taken out from the cassette on the cassette table by the transfer arm mechanism and returning the substrate to the cassette on the cassette table, cassette moving mechanisms for moving the openType: ApplicationFiled: March 25, 2002Publication date: August 8, 2002Inventors: Issei Ueda, Masami Akimoto, Kazuhiko Ito, Mitiaki Matsushita, Masatoshi Kaneda, Yuji Matsuyama
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Patent number: 6429602Abstract: A fluorescent lamp operating apparatus comprises a power switching element electrically connected to a fluorescent lamp having a pair of electrodes, and means for limiting the current flowing through the power switching element by controlling its conductance so as to prevent the power switching element from being broken by a large current flowing from the power line through the fluorescent lamp when the impedance between the pair electrodes decreases from infinity at the start-up of the fluorescent lamp.Type: GrantFiled: November 3, 2000Date of Patent: August 6, 2002Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Kenichiro Takahashi, Kazuhiko Ito, Takayuki Imai, Mamoru Takeda
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Patent number: 6425722Abstract: A substrate transfer system comprising a cassette table for mounting a cassette which has an opening portion for loading and unloading a substrate and a cover detachably provided to the opening portion, process portion for processing the substrate housed in a cassette on the cassette table, a transfer arm mechanism for taking out the substrate from the cassette table, transferring it to process units G1 to G5, and returning a processed substrate to the cassette on the cassette table, partition members provided between the transfer arm mechanism and the cassette table, for separating an atmosphere on the side of the transfer arm mechanism from that on the side of the cassette table, a passage formed in the partition member so as to face the opening portion of the cassette on the cassette table, for passing the substrate taken out from the cassette on the cassette table by the transfer arm mechanism and returning the substrate to the cassette on the cassette table, cassette moving mechanisms for moving the openType: GrantFiled: March 8, 2000Date of Patent: July 30, 2002Assignee: Tokyo Electron LimitedInventors: Issei Ueda, Masami Akimoto, Kazuhiko Ito, Mitiaki Matsushita, Masatoshi Kaneda, Yuji Matsuyama
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Patent number: 6387882Abstract: The present invention provides novel vitamin E derivatives represented by the following formula (I) wherein: R1 and R2 are the same or different and each denotes hydrogen or methyl, R3 denotes an S-linked SH compound (glutathione, &ggr;-glutamylcysteine, cysteine, penicillamine, an ester thereof or cysteamine), and R4 denotes hydroxyl, a N-substituted amino acid (glycine, &bgr;-alanine, &ggr;-aminobutyric acid, 5-aminovaleric acid, &egr;-aminocaproic acid, anthranilic acid, tranexamic acid, proline, an ester thereof, aminoethylsulfonic acid , aminoethylsulfinic acid) or serotonin, or a pharmacologically acceptable salt thereof, which are useful as hepatopathy suppressing agents, anticataract agents, cerebral metabolism improving agents, antioxidants and cosmetic components.Type: GrantFiled: June 15, 2000Date of Patent: May 14, 2002Assignee: Senju Pharmaceutical Co., Ltd.Inventors: Kazumi Ogata, Hidetoshi Nakao, Kazuhiko Ito, Takahiro Sakaue, Masahito Iemura, Yutaka Inoue
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Publication number: 20020039456Abstract: An image data adjusting device adjusts the number of pixels of input image data. The device includes a data adjusting table representing magnifications for all the pixels of the input image data per direction in which the number of the pixels of the input image data is adjusted. The device further includes a data adjusting section which refers to the data adjusting table and copies each of the pixels serially inputted in a scan direction as many times as represented by the corresponding magnification of the data adjusting table, thereby to obtain output image data.Type: ApplicationFiled: August 21, 2001Publication date: April 4, 2002Applicant: Oki Data CorporationInventors: Hideki Miura, Koji Urasawa, Kazuhiko Ito
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Publication number: 20020037420Abstract: A welding wire of the type consists of a plated or uncovered solid wire and a flux-cored wire for carbon steel or stainless steel, wherein one or more of hydrocarbon compounds selected from the group consisting of saturated or unsaturated hydrocarbon compounds, which have from 5 to 12 carbon atoms and a linear or branched structure, and hydrocarbon compounds having a cyclic structure are deposited on a wire surface. A lubricating oil and/or lubricating particles are chemically combined with a wire surface through the one or more hydrocarbon compounds. The total amount of the hydrocarbon compounds, and a lubricating oil and/or lubricating particles deposited on the wire surface is in the range of 0.1 to 5 g per 10 kg of the wire.Type: ApplicationFiled: September 24, 2001Publication date: March 28, 2002Applicant: KABUSHIKI KAISHA KOBE SEIKO SHOInventors: Hiroyuki Shimizu, Mika Nishida, Kaoru Masuda, Kazuhiko Ito, Kuniaki Miyazaki, Norio Masaie
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Patent number: 6358515Abstract: A hydroquinone compound is represented by the following formula or a pharmacologically acceptable salt thereof with W, R, R1-4, and B1-2 defined herein.Type: GrantFiled: July 30, 1999Date of Patent: March 19, 2002Assignee: Senju Pharmaceutical Co., Ltd.Inventors: Kazumi Ogata, Hidetoshi Nakao, Kazuhiko Ito, Takahiro Sakaue, Sachiko Inoue, Masahito Iemura
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Patent number: 6337144Abstract: A welding wire of the type consists of a plated or uncovered solid wire and a flux-cored wire for carbon steel or stainless steel, wherein one or more of hydrocarbon compounds selected from the group consisting of saturated or unsaturated hydrocarbon compounds, which have from 5 to 12 carbon atoms and a linear or branched structure, and hydrocarbon compounds having a cyclic structure are deposited on a wire surface. A lubricating oil and/or lubricating particles are chemically combined with a wire surface through the one or more hydrocarbon compounds. The total amount of the hydrocarbon compounds, and a lubricating oil and/or lubricating particles deposited on the wire surface is in the range of 0.1 to 5 g per 10 kg of the wire.Type: GrantFiled: November 12, 1998Date of Patent: January 8, 2002Assignee: Kabushiki Kaisha Kobe Seiko ShoInventors: Hiroyuki Shimizu, Mika Nishida, Kaoru Masuda, Kazuhiko Ito, Kuniaki Miyazaki, Norio Masaie
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Patent number: 6319322Abstract: Temperature regulation is performed at a buffer cassette in which a wafer is temporarily housed before and after being delivered to/from an aligner, or at an inlet-side delivery stage of a portion for delivering a wafer to the aligner, in reference with a state of temperature regulation of the wafer in the aligner, so that the temperature of the wafer can be more accurately regulated on a temperature regulating plate in the aligner in a shorter time. Therefore, circuit patterns can be accurately transferred, and throughput can be improved by speeding up the processing.Type: GrantFiled: July 13, 1999Date of Patent: November 20, 2001Assignee: Tokyo Electron LimitedInventors: Issei Ueda, Michiaki Matsushita, Kazuhiko Ito, Tadayuki Yamaguchi
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Patent number: 6317523Abstract: An image data adjusting device adjusts the number of pixels of input image data. The device includes a data adjusting table representing magnifications for all the pixels of the input image data per direction in which the number of the pixels of the input image data is adjusted. The device further includes a data adjusting section which refers to the data adjusting table and copies each of the pixels serially inputted in a scan direction as many times as represented by the corresponding magnification of the data adjusting table, thereby to obtain output image data.Type: GrantFiled: October 28, 1997Date of Patent: November 13, 2001Assignee: Oki Data CorporationInventors: Hideki Miura, Koji Urasawa, Kazuhiko Ito
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Patent number: 6310067Abstract: Urocanic acid derivatives useful as antiallergic agents represented by the following formula (I) or a pharmacologically acceptable salt thereof: wherein R2 denotes hydrogen or lower alkyl, R3 denotes nitro, amino, cyano or COOR2, wherein R2 in said COOR2 is as defined above, and Q denotes carbon or nitrogen.Type: GrantFiled: August 3, 2000Date of Patent: October 30, 2001Assignee: Senju Pharmaceutical Co., Ltd.Inventors: Kazumi Ogata, Kazuhiko Ito, Takahiro Sakaue, Sachiko Inoue, Shinya Ogino
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Publication number: 20010008893Abstract: A hydroquinone derivative useful as an intraocular pressure lowering, anti-hypertensive and radical scavenging agent represented by the following formula 1Type: ApplicationFiled: July 30, 1999Publication date: July 19, 2001Inventors: KAZUMI OGATA, HIDETOSHI NAKAO, KAZUHIKO ITO, TAKAHIRO SAKAUE, SACHIKO INOUE, MASAHITO IEMURA
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Patent number: 6252721Abstract: This invention is to provide a mold for molding an optical element in which eccentricity of an optical insert can be suppressed as much as possible. In order to achieve this object, in a mold for molding an optical element, which molds an optical element having a curved optical surface on at least one surface thereof by injecting and solidifying a molten resin material, a mold member that forms a cavity surface for molding the optical surface includes a plurality of specular optical inserts that divide the optical surface into a plurality of surfaces. Contact surfaces of the divided specular optical inserts which come into contact with each other have grooves extending from the optical surface.Type: GrantFiled: September 14, 1999Date of Patent: June 26, 2001Assignee: Canon Kabushiki KaishaInventor: Kazuhiko Ito
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Patent number: 6074154Abstract: A substrate transfer system comprising a cassette table for mounting a cassette which has an opening portion for loading and unloading a substrate and a cover detachably provided to the opening portion, process portion for processing the substrate housed in a cassette on the cassette table, a transfer arm mechanism for taking out the substrate from the cassette table, transferring it to process units G1 to G5, and returning a processed substrate to the cassette on the cassette table, partition members provided between the transfer arm mechanism and the cassette table, for separating an atmosphere on the side of the transfer arm mechanism from that on the side of the cassette table, a passage formed in the partition member so as to face the opening portion of the cassette on the cassette table, for passing the substrate taken out from the cassette on the cassette table by the transfer arm mechanism and returning the substrate to the cassette on the cassette table, cassette moving mechanisms for moving the openType: GrantFiled: August 11, 1997Date of Patent: June 13, 2000Assignee: Tokyo Electron LimitedInventors: Issei Ueda, Masami Akimoto, Kazuhiko Ito, Mitiaki Matsushita, Masatoshi Kaneda, Yuji Matsuyama
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Patent number: 6064938Abstract: In apparatus and method for cruise control for an automotive vehicle, a controller is provided for running a self-diagnosis upon a receipt of the power supply via the first switch, for determining whether the apparatus operates normally or abnormally as a result of the run of the self-diagnosis, and for starting an acceptance of an input of the signal from the second switch when determining that the apparatus operates normally as the result of the self-diagnosis, and for issuing a warning signal when determining that the apparatus operates abnormally when the input of the signal from the second switch occurs at a time of the start of the acceptance of the input of the signal from the second switch and the input of the signal from the second switch occurs after a predetermined time has passed from the time when the acceptance of the input of the signal from the second switch occurs.Type: GrantFiled: March 18, 1998Date of Patent: May 16, 2000Assignee: Nissan Motor Co., Ltd.Inventors: Hiroyuki Kamishima, Toshimasa Miwa, Kazuhiko Ito, Masakazu Imai, Tetsuya Asada