TREA

Tetsuya Iishi

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Optical apparatus
    • Patent number 6,816,300
    • Issue date Nov 9, 2004
    • Photocrystal Inc.
    • Kazushi Shirai
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Optical apparatus
    • Publication number 20040032657
    • Publication date Feb 19, 2004
    • PHOTOCRYSTAL INC.
    • Kazushi Shirai
    • G02 - OPTICS