TREA

Katsuhito Akagi

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Binocular system with automatic diopter power adjustment
    • Patent number 5,572,361
    • Issue date Nov 5, 1996
    • Minolta Camera Kabushiki Kaisha
    • Makoto Kamiya
    • G02 - OPTICS
  • Information Patent Grant

    Telescope
    • Patent number 5,311,354
    • Issue date May 10, 1994
    • Minolta Camera Kabushiki Kaisha
    • Makoto Kamiya
    • G02 - OPTICS
  • Information Patent Grant

    Binocular
    • Patent number 5,235,458
    • Issue date Aug 10, 1993
    • Minolta Camera Kabushiki Kaisha
    • Katsuhito Akagi
    • G02 - OPTICS
  • Information Patent Grant

    Photographic camera
    • Patent number 4,956,657
    • Issue date Sep 11, 1990
    • Minolta Camera Kabushiki Kaisha
    • Dai Shintani
    • G02 - OPTICS