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Ken Matsumoto

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Patents Grantslast 30 patents

  • Information Patent Grant

    Force-feedback input device
    • Patent number 7,535,457
    • Issue date May 19, 2009
    • Alps Electric Co., Ltd.
    • Ken Matsumoto
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Haptic feedback input device
    • Patent number 7,490,530
    • Issue date Feb 17, 2009
    • Alps Electric Co., Ltd.
    • Shinji Ishikawa
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Haptic input device
    • Patent number 7,463,240
    • Issue date Dec 9, 2008
    • Alps Electric Co., Ltd.
    • Ken Matsumoto
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Image displaying device
    • Patent number 7,362,306
    • Issue date Apr 22, 2008
    • Alps Electric Co., Ltd.
    • Ken Shibazaki
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Force-applying input device
    • Patent number 7,245,289
    • Issue date Jul 17, 2007
    • Alps Electric Co., Ltd.
    • Ken Matsumoto
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Force-feedback input device
    • Patent number 7,154,472
    • Issue date Dec 26, 2006
    • Alps Electric Co., Ltd.
    • Ken Matsumoto
    • G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

  • Information Patent Application

    Haptic feedback input device
    • Publication number 20050259075
    • Publication date Nov 24, 2005
    • Alps Electric Co., Ltd.
    • Shinji Ishikawa
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    Haptic feedback input device
    • Publication number 20050259076
    • Publication date Nov 24, 2005
    • Alps Electric Co., Ltd.
    • Satoshi Hayasaka
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Haptic input device
    • Publication number 20050195167
    • Publication date Sep 8, 2005
    • Alps Electric Co., Ltd.
    • Ken Matsumoto
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Force-feedback input device
    • Publication number 20050099388
    • Publication date May 12, 2005
    • Alps Electric Co., Ltd.
    • Ken Matsumoto
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Force-feedback input device
    • Publication number 20050099387
    • Publication date May 12, 2005
    • Alps Electric Co., Ltd.
    • Ken Matsumoto
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Force-feedback input device
    • Publication number 20040201605
    • Publication date Oct 14, 2004
    • Alps Electric Co., Ltd.
    • Ken Matsumoto
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Image displaying device
    • Publication number 20040183779
    • Publication date Sep 23, 2004
    • Alps Electric Co., Ltd.
    • Ken Shibazaki
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Force-applying input device
    • Publication number 20040167642
    • Publication date Aug 26, 2004
    • Alps Electric Co., Ltd.
    • Ken Matsumoto
    • G06 - COMPUTING CALCULATING COUNTING