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Yasuhiko Muramatsu

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Patents Grantslast 30 patents

  • Information Patent Grant

    Electrophotographic toner
    • Patent number 9,017,911
    • Issue date Apr 28, 2015
    • Konica Minolta Business Technologies, Inc.
    • Mikio Kouyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner manufacturing method
    • Patent number 8,470,508
    • Issue date Jun 25, 2013
    • Konica Minolta Business Technologies, Inc.
    • Kenji Hayashi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and toner manufacturing method
    • Patent number 8,377,619
    • Issue date Feb 19, 2013
    • Konica Minolta Business Technologies, Inc.
    • Kenji Hayashi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 8,361,688
    • Issue date Jan 29, 2013
    • Konica Minolta Business Technologies, Inc.
    • Mikio Kouyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 8,206,882
    • Issue date Jun 26, 2012
    • Konica Minolta Business Technologies, Inc.
    • Mikio Koyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Bidirectional optical module and optical time domain reflectometer...
    • Patent number 7,889,331
    • Issue date Feb 15, 2011
    • Yokogawa Electric Corporation
    • Keisuke Asami
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Image-forming apparatus having function of preventing unevenness of...
    • Patent number 7,030,899
    • Issue date Apr 18, 2006
    • Konica Corporation
    • Yoshihide Hoshino
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Black-and-white silver halide photographic light-sensitive material
    • Patent number 5,766,821
    • Issue date Jun 16, 1998
    • Konica Corporation
    • Yasuhiko Muramatsu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Silver halide photographic light sensitive material
    • Patent number 5,244,773
    • Issue date Sep 14, 1993
    • Konica Corporation
    • Yasuhiko Muramatsu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Motor drive system
    • Patent number 5,012,169
    • Issue date Apr 30, 1991
    • Yokogawa Electric Corporation
    • Yutaka Ono
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Direct drive motor
    • Patent number 4,853,567
    • Issue date Aug 1, 1989
    • Yokogawa Electric Corporation
    • Yasuhiko Muramatsu
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Direct drive motor system
    • Patent number 4,843,292
    • Issue date Jun 27, 1989
    • Yokogawa Electric Corporation
    • Yutaka Ono
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

  • Information Patent Application

    TONER FOR ELECTROSTATIC IMAGE DEVELOPMENT AND IMAGE FORMING METHOD
    • Publication number 20130137029
    • Publication date May 30, 2013
    • Futoshi KADONOME
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER MANUFACTURING METHOD
    • Publication number 20110091806
    • Publication date Apr 21, 2011
    • Konica Minolta Business Technologies, Inc.
    • Kenji HAYASHI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER MANUFACTURING METHOD
    • Publication number 20110081611
    • Publication date Apr 7, 2011
    • Konica Minolta Business Technologies, Inc.
    • Kenji HAYASHI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    ELECTROPHOTOGRAPHIC TONER
    • Publication number 20110008721
    • Publication date Jan 13, 2011
    • Konica Minolta Business Technologies, Inc.
    • Mikio Kouyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER AND TONER MANUFACTURING METHOD
    • Publication number 20110003242
    • Publication date Jan 6, 2011
    • Konica Minolta Business Technologies, Inc.
    • Kenji HAYASHI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20100255415
    • Publication date Oct 7, 2010
    • Konica Minolta Business Technologies, Inc.
    • Mikio Koyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20100178606
    • Publication date Jul 15, 2010
    • Konica Minolta Business Technologies, Inc.
    • Mikio KOUYAMA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    BIDIRECTIONAL OPTICAL MODULE AND OPTICAL TIME DOMAIN REFLECTOMETER...
    • Publication number 20080055589
    • Publication date Mar 6, 2008
    • YOKOGAWA ELECTRIC CORPORATION
    • Keisuke Asami
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Image-forming apparatus having function of preventing unevennes of...
    • Publication number 20030016406
    • Publication date Jan 23, 2003
    • Konica Corporation
    • Yoshihide Hoshino
    • G06 - COMPUTING CALCULATING COUNTING