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Shinichi Hamaguchi

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  • Amagasaki-shi, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    OPTICAL PICKUP DEVICE
    • Publication number 20080137516
    • Publication date Jun 12, 2008
    • Matsushita Electric Industrial Co., Ltd.
    • Shinichi HAMAGUCHI
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    OPTICAL PICKUP DEVICE
    • Publication number 20080049566
    • Publication date Feb 28, 2008
    • Matsushita Electric Industrial Co., Ltd.
    • Shinichi Hamaguchi
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Optical semiconductor device and method of manufacture thereof
    • Publication number 20060291362
    • Publication date Dec 28, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Naoki Nakanishi
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Optical pickup apparatus
    • Publication number 20060237624
    • Publication date Oct 26, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Shinichi Hamaguchi
    • G02 - OPTICS
  • Information Patent Application

    Light receiving circuit, semiconductor laser device, and optical pi...
    • Publication number 20060233207
    • Publication date Oct 19, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Yuzo Shimizu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Optical pickup device
    • Publication number 20060023608
    • Publication date Feb 2, 2006
    • Masahiko Nishimoto
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Optical pickup
    • Publication number 20060007809
    • Publication date Jan 12, 2006
    • Shinichi Hamaguchi
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Diffraction element and optical pickup head device
    • Publication number 20030227860
    • Publication date Dec 11, 2003
    • MATSUSHITA ELECTRIC INDUSTRIAL CO.,
    • Shinichi Hamaguchi
    • G02 - OPTICS
  • Information Patent Application

    Optical pickup
    • Publication number 20030178548
    • Publication date Sep 25, 2003
    • MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
    • Masahiko Nishimoto
    • G11 - INFORMATION STORAGE