TREA

Taketoshi Kawamura

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Light measurement device
    • Patent number 5,327,210
    • Issue date Jul 5, 1994
    • Minolta Camera Kabushiki Kaisha
    • Yoshihiro Okui
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Photographic enlarger
    • Patent number 4,975,730
    • Issue date Dec 4, 1990
    • Minolta Camera Co., Ltd.
    • Kazuhiro Naruse
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY