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Jun Nishikawa

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  • Kawanishi-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Zoom lens system
    • Patent number 6,785,055
    • Issue date Aug 31, 2004
    • Minolta Co. Ltd.
    • Jun Nishikawa
    • G02 - OPTICS
  • Information Patent Grant

    Projection system
    • Patent number 6,583,940
    • Issue date Jun 24, 2003
    • Minolta Co., Ltd.
    • Jun Nishikawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Projection optical apparatus
    • Patent number 6,382,799
    • Issue date May 7, 2002
    • Minolta Co., Ltd.
    • Jun Nishikawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Projection optical system
    • Patent number 6,275,343
    • Issue date Aug 14, 2001
    • Minolta Co., Ltd.
    • Katsuhiro Takamoto
    • G02 - OPTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    Zoom lens system
    • Publication number 20030103268
    • Publication date Jun 5, 2003
    • Jun Nishikawa
    • G02 - OPTICS
  • Information Patent Application

    Projection system
    • Publication number 20020027720
    • Publication date Mar 7, 2002
    • Jun Nishikawa
    • G02 - OPTICS