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Yoshie Kamiya

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  • Aichi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Photochromic toy
    • Patent number 9,937,434
    • Issue date Apr 10, 2018
    • The Pilot Ink Co., Ltd.
    • Michiyuki Yasuda
    • A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    PHOTOCHROMIC TOY
    • Publication number 20140141689
    • Publication date May 22, 2014
    • THE PILOT INK CO., LTD.
    • Michiyuki Yasuda
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...