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Hiromu Umeda

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  • Sakai, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Compact size zoom lens system
    • Patent number 5,327,290
    • Issue date Jul 5, 1994
    • Minolta Camera Kabushiki Kaisha
    • Akira Fukushima
    • G02 - OPTICS
  • Information Patent Grant

    Lens system
    • Patent number 5,249,079
    • Issue date Sep 28, 1993
    • Minolta Camera Kabushiki Kaisha
    • Hiromu Umeda
    • G02 - OPTICS
  • Information Patent Grant

    Zoom lens system
    • Patent number 5,168,403
    • Issue date Dec 1, 1992
    • Minolta Camera Co., Ltd.
    • Hiromu Umeda
    • G02 - OPTICS
  • Information Patent Grant

    Compact-size zoom lens system
    • Patent number 5,153,777
    • Issue date Oct 6, 1992
    • Minolta Camera Co., Ltd.
    • Takashi Okada
    • G02 - OPTICS