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).

  • Patent number: 6655891
    Abstract: 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 open
    Type: Grant
    Filed: March 25, 2002
    Date of Patent: December 2, 2003
    Assignee: Tokyo Electron Limited
    Inventors: Issei Ueda, Masami Akimoto, Kazuhiko Ito, Mitiaki Matsushita, Masatoshi Kaneda, Yuji Matsuyama
  • Publication number: 20030071587
    Abstract: 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: Application
    Filed: September 17, 2002
    Publication date: April 17, 2003
    Applicant: TOYODA KOKI KABUSHIKI KAISHA
    Inventors: Hiroshi Suzuki, Atsuo Sakai, Kazuhiko Ito
  • Patent number: 6507677
    Abstract: 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: Grant
    Filed: August 21, 2001
    Date of Patent: January 14, 2003
    Assignee: Oki Data Corporation
    Inventors: Hideki Miura, Koji Urasawa, Kazuhiko Ito
  • Publication number: 20020182040
    Abstract: 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: Application
    Filed: July 25, 2002
    Publication date: December 5, 2002
    Inventors: Yoshio Kimura, Issei Ueda, Mitiaki Matsushita, Kazuhiko Ito
  • Patent number: 6439822
    Abstract: 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: Grant
    Filed: September 22, 1999
    Date of Patent: August 27, 2002
    Assignee: Tokyo Electron Limited
    Inventors: Yoshio Kimura, Issei Ueda, Mitiaki Matsushita, Kazuhiko Ito
  • Publication number: 20020106268
    Abstract: 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 open
    Type: Application
    Filed: March 25, 2002
    Publication date: August 8, 2002
    Inventors: Issei Ueda, Masami Akimoto, Kazuhiko Ito, Mitiaki Matsushita, Masatoshi Kaneda, Yuji Matsuyama
  • Patent number: 6429602
    Abstract: 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: Grant
    Filed: November 3, 2000
    Date of Patent: August 6, 2002
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Kenichiro Takahashi, Kazuhiko Ito, Takayuki Imai, Mamoru Takeda
  • Patent number: 6425722
    Abstract: 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 open
    Type: Grant
    Filed: March 8, 2000
    Date of Patent: July 30, 2002
    Assignee: Tokyo Electron Limited
    Inventors: Issei Ueda, Masami Akimoto, Kazuhiko Ito, Mitiaki Matsushita, Masatoshi Kaneda, Yuji Matsuyama
  • Patent number: 6387882
    Abstract: 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: Grant
    Filed: June 15, 2000
    Date of Patent: May 14, 2002
    Assignee: Senju Pharmaceutical Co., Ltd.
    Inventors: Kazumi Ogata, Hidetoshi Nakao, Kazuhiko Ito, Takahiro Sakaue, Masahito Iemura, Yutaka Inoue
  • Publication number: 20020039456
    Abstract: 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: Application
    Filed: August 21, 2001
    Publication date: April 4, 2002
    Applicant: Oki Data Corporation
    Inventors: Hideki Miura, Koji Urasawa, Kazuhiko Ito
  • Publication number: 20020037420
    Abstract: 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: Application
    Filed: September 24, 2001
    Publication date: March 28, 2002
    Applicant: KABUSHIKI KAISHA KOBE SEIKO SHO
    Inventors: Hiroyuki Shimizu, Mika Nishida, Kaoru Masuda, Kazuhiko Ito, Kuniaki Miyazaki, Norio Masaie
  • Patent number: 6358515
    Abstract: 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: Grant
    Filed: July 30, 1999
    Date of Patent: March 19, 2002
    Assignee: Senju Pharmaceutical Co., Ltd.
    Inventors: Kazumi Ogata, Hidetoshi Nakao, Kazuhiko Ito, Takahiro Sakaue, Sachiko Inoue, Masahito Iemura
  • Patent number: 6337144
    Abstract: 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: Grant
    Filed: November 12, 1998
    Date of Patent: January 8, 2002
    Assignee: Kabushiki Kaisha Kobe Seiko Sho
    Inventors: Hiroyuki Shimizu, Mika Nishida, Kaoru Masuda, Kazuhiko Ito, Kuniaki Miyazaki, Norio Masaie
  • Patent number: 6319322
    Abstract: 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: Grant
    Filed: July 13, 1999
    Date of Patent: November 20, 2001
    Assignee: Tokyo Electron Limited
    Inventors: Issei Ueda, Michiaki Matsushita, Kazuhiko Ito, Tadayuki Yamaguchi
  • Patent number: 6317523
    Abstract: 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: Grant
    Filed: October 28, 1997
    Date of Patent: November 13, 2001
    Assignee: Oki Data Corporation
    Inventors: Hideki Miura, Koji Urasawa, Kazuhiko Ito
  • Patent number: 6310067
    Abstract: 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: Grant
    Filed: August 3, 2000
    Date of Patent: October 30, 2001
    Assignee: Senju Pharmaceutical Co., Ltd.
    Inventors: Kazumi Ogata, Kazuhiko Ito, Takahiro Sakaue, Sachiko Inoue, Shinya Ogino
  • Publication number: 20010008893
    Abstract: A hydroquinone derivative useful as an intraocular pressure lowering, anti-hypertensive and radical scavenging agent represented by the following formula 1
    Type: Application
    Filed: July 30, 1999
    Publication date: July 19, 2001
    Inventors: KAZUMI OGATA, HIDETOSHI NAKAO, KAZUHIKO ITO, TAKAHIRO SAKAUE, SACHIKO INOUE, MASAHITO IEMURA
  • Patent number: 6252721
    Abstract: 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: Grant
    Filed: September 14, 1999
    Date of Patent: June 26, 2001
    Assignee: Canon Kabushiki Kaisha
    Inventor: Kazuhiko Ito
  • Patent number: 6074154
    Abstract: 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 open
    Type: Grant
    Filed: August 11, 1997
    Date of Patent: June 13, 2000
    Assignee: Tokyo Electron Limited
    Inventors: Issei Ueda, Masami Akimoto, Kazuhiko Ito, Mitiaki Matsushita, Masatoshi Kaneda, Yuji Matsuyama
  • Patent number: 6064938
    Abstract: 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: Grant
    Filed: March 18, 1998
    Date of Patent: May 16, 2000
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Hiroyuki Kamishima, Toshimasa Miwa, Kazuhiko Ito, Masakazu Imai, Tetsuya Asada