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Tohru Hotta

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  • Nagano, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    LIGHT EMITTING DEVICE, OPTICAL PICKUP APPARATUS AND METHOD FOR MANU...
    • Publication number 20120275289
    • Publication date Nov 1, 2012
    • SANYO OPTEC DESIGN CO., LTD.
    • Ryoichi KAWASAKI
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Optical Pickup Apparatus
    • Publication number 20120201109
    • Publication date Aug 9, 2012
    • Sanyo Optec Design Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    OPTICAL PICKUP APPARATUS
    • Publication number 20120170441
    • Publication date Jul 5, 2012
    • Sanyo Optec Design Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Optical Pickup Apparatus
    • Publication number 20120026859
    • Publication date Feb 2, 2012
    • Sanyo Optec Design Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Objective Lens and Optical Pickup Apparatus
    • Publication number 20110249545
    • Publication date Oct 13, 2011
    • Sanyo Optec Design Co., Ltd.
    • Tohru Hotta
    • G02 - OPTICS
  • Information Patent Application

    Optical Pickup Apparatus
    • Publication number 20110235494
    • Publication date Sep 29, 2011
    • Sanyo Electric Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Optical Pickup Apparatus and Manufacturing Method of Optical Pickup...
    • Publication number 20110209164
    • Publication date Aug 25, 2011
    • Sanyo Electric Co., Ltd.
    • Ryoichi Kawasaki
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    LIGHT EMITTING DEVICE, OPTICAL PICKUP APPARATUS AND METHOD FOR MANU...
    • Publication number 20110170396
    • Publication date Jul 14, 2011
    • SANYO ELECTRIC CO., LTD.
    • Ryoichi KAWASAKI
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Optical Pickup Apparatus
    • Publication number 20110149709
    • Publication date Jun 23, 2011
    • Sanyo Electric Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Optical Pickup Apparatus
    • Publication number 20110116354
    • Publication date May 19, 2011
    • Sanyo Electric Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Optical Pickup Apparatus
    • Publication number 20110110215
    • Publication date May 12, 2011
    • Sanyo Electric Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Optical Pickup Apparatus
    • Publication number 20110103215
    • Publication date May 5, 2011
    • Sanyo Electric Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Optical Pickup Apparatus and Objective Lens
    • Publication number 20100238781
    • Publication date Sep 23, 2010
    • Sanyo Electric Co., Ltd.
    • Ryoichi Kawasaki
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL PICKUP APPARATUS
    • Publication number 20090290475
    • Publication date Nov 26, 2009
    • Sanyo Electric Co.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Method of Manufacturing Synthetic Resin Lens, Method of Manufacturi...
    • Publication number 20090252022
    • Publication date Oct 8, 2009
    • Sanyo Electric Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    OPTICAL PICKUP APPARATUS
    • Publication number 20090245073
    • Publication date Oct 1, 2009
    • Sanyo Electric Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    OPTICAL PICKUP APPARATUS
    • Publication number 20090231984
    • Publication date Sep 17, 2009
    • Sanyo Electric Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    OPTICAL PICKUP APPARATUS
    • Publication number 20090213706
    • Publication date Aug 27, 2009
    • Sanyo Electric Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    OPTICAL PICKUP APPARATUS
    • Publication number 20090201791
    • Publication date Aug 13, 2009
    • Sanyo Electric Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    OPTICAL PICKUP APPARATUS
    • Publication number 20090196146
    • Publication date Aug 6, 2009
    • Sanyo Electric Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    OPTICAL PICKUP APPARATUS
    • Publication number 20090154310
    • Publication date Jun 18, 2009
    • Sanyo Electric Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Optical Pickup Apparatus
    • Publication number 20090129245
    • Publication date May 21, 2009
    • Sanyo Electric Co.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    OPTICAL PICKUP APPARATUS
    • Publication number 20090073857
    • Publication date Mar 19, 2009
    • Sanyo Electric Co.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    PHOTODETECTOR AND OPTICAL PICKUP APPARATUS INCLUDING THE SAME
    • Publication number 20090034392
    • Publication date Feb 5, 2009
    • Sanyo Electric Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    OPTICAL PICKUP APPARATUS
    • Publication number 20090022037
    • Publication date Jan 22, 2009
    • Sanyo Electric Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    OBJECTIVE LENS, AND METHOD OF MANUFACTURING THE SAME AND OPTICAL P...
    • Publication number 20090022038
    • Publication date Jan 22, 2009
    • Sanyo Electric Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    OPTICAL PICKUP APPARATUS
    • Publication number 20080316903
    • Publication date Dec 25, 2008
    • Sanyo Electric Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    OPTICAL PICKUP APPARATUS
    • Publication number 20080310286
    • Publication date Dec 18, 2008
    • Sanyo Electric Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    OPTICAL PICKUP APPARATUS
    • Publication number 20080212452
    • Publication date Sep 4, 2008
    • Sanyo Electric Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    OPTICAL PICKUP APPARATUS
    • Publication number 20070127349
    • Publication date Jun 7, 2007
    • Sanyo Electric Co., Ltd.
    • Tohru Hotta
    • G11 - INFORMATION STORAGE