TREA

Yasumitsu Aoki

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Phosphorescent phosphor
    • Patent number 5,686,022
    • Issue date Nov 11, 1997
    • Nemoto & Co., Ltd.
    • Yoshihiko Murayama
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Phosphorescent phosphor
    • Patent number 5,424,006
    • Issue date Jun 13, 1995
    • Nemoto & Co., Ltd.
    • Yoshihiko Murayama
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...