TREA

Junichi SENGA

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  • Yokohama, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    OPTICAL PICKUP
    • Publication number 20140089952
    • Publication date Mar 27, 2014
    • Hitachi Media Electronics Co., Ltd.
    • Katsuhiko KIMURA
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    OPTICAL PICKUP AND DISC DRIVE USING OPTICAL PICKUP
    • Publication number 20130010582
    • Publication date Jan 10, 2013
    • Hitachi Media Electronics Co., Ltd.
    • Manabu OCHI
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    OPTICAL PICKUP
    • Publication number 20090268587
    • Publication date Oct 29, 2009
    • Hiroyuki Toyoda
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    OPTICAL PICKUP AND METHOD FOR MANUFACTURING THE SAME
    • Publication number 20080253239
    • Publication date Oct 16, 2008
    • Katsuhiko Kimura
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    OPTICAL PICKUP DEVICE
    • Publication number 20080074962
    • Publication date Mar 27, 2008
    • Hiroyuki Toyoda
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Optical pickup
    • Publication number 20070177283
    • Publication date Aug 2, 2007
    • Katsuhiko Kimura
    • G02 - OPTICS
  • Information Patent Application

    Optical pickup
    • Publication number 20060087931
    • Publication date Apr 27, 2006
    • Manabu Ochi
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Driving device for objective lens and optical pick up using the same
    • Publication number 20060083121
    • Publication date Apr 20, 2006
    • Katsuhiko Kimura
    • G11 - INFORMATION STORAGE