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Hiroshi Maruyama

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  • Misato, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Diazo-containing photosensitive material
    • Patent number 6,190,823
    • Issue date Feb 20, 2001
    • Somar Corporation
    • Yoko Suzukawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Masking film
    • Patent number 5,368,962
    • Issue date Nov 29, 1994
    • Somar Corporation
    • Naohiko Kiryu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Lightsafe masking film
    • Patent number 5,085,908
    • Issue date Feb 4, 1992
    • Somar Corporation
    • Shinichi Sano
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Lightsafe masking film
    • Patent number 5,043,198
    • Issue date Aug 27, 1991
    • Somar Corporation
    • Hiroshi Maruyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Lightsafe masking film
    • Patent number 5,009,944
    • Issue date Apr 23, 1991
    • Somar Corporation
    • Hiroshi Maruyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Lightsafe masking film
    • Patent number 4,925,713
    • Issue date May 15, 1990
    • Somar Corporation
    • Naohiko Kiryu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Lightsafe masking film
    • Patent number 4,923,726
    • Issue date May 8, 1990
    • Somar Corporation
    • Hiroshi Maruyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Lightsafe masking film
    • Patent number 4,923,727
    • Issue date May 8, 1990
    • Somar Corporation
    • Hiroshi Maruyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY