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Sadao Minegishi

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  • TOCHIGI-SHI, TOCHIGI, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Optical component
    • Patent number 6,874,947
    • Issue date Apr 5, 2005
    • Cimeo Precision Co., Ltd.
    • Sadao Minegishi
    • G02 - OPTICS

Patents Applicationslast 30 patents