TREA

Naoki Koshikawa

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Remote-control device for digital camera
    • Patent number 7,528,863
    • Issue date May 5, 2009
    • Hoya Corporation
    • Naoki Koshikawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Remote-control device for digital camera
    • Patent number 7,477,293
    • Issue date Jan 13, 2009
    • Hoya Corporation
    • Naoki Koshikawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electro-developing type camera
    • Patent number 6,219,491
    • Issue date Apr 17, 2001
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Yasuhiro Yamamoto
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electro-developing type camera
    • Patent number 5,978,611
    • Issue date Nov 2, 1999
    • Asahi Kogaku Kogyo Kabushiki Kaisha
    • Yasuhiro Yamamoto
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents