TREA

Yasuyuki Hiromoto

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  • Kyoto-Shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Light shutter device
    • Patent number 6,661,555
    • Issue date Dec 9, 2003
    • Minolta Co., Ltd.
    • Tomohiko Masuda
    • G02 - OPTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    Light shutter device
    • Publication number 20020186446
    • Publication date Dec 12, 2002
    • MINOLTA CO., LTD.
    • Tomohiko Masuda
    • G02 - OPTICS