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Riichi Ogawara

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  • Ageo-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sulfur-containing phosphor coated with ZnO compound
    • Patent number 9,312,454
    • Issue date Apr 12, 2016
    • Mitsui Mining & Smelting Co., Ltd.
    • Jun-ichi Itoh
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Sulfur-containing phosphor coated with ZnO compound
    • Patent number 8,912,553
    • Issue date Dec 16, 2014
    • Mitsui Mining & Smelting Co., Ltd.
    • Jun-ichi Itoh
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Green emitting phosphor
    • Patent number 8,147,717
    • Issue date Apr 3, 2012
    • Mitsui Mining & Smelting Co., Ltd.
    • Riichi Ogawara
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

  • Information Patent Application

    Sulfur-Containing Phosphor Coated with ZnO Compound
    • Publication number 20130256715
    • Publication date Oct 3, 2013
    • Mitsui Mining and Smelting Co., Ltd.
    • Jun-ichi Itoh
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Green Emitting Phosphor
    • Publication number 20120081001
    • Publication date Apr 5, 2012
    • Mitsui Mining and Smelting Co., Ltd.
    • Riichi Ogawara
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Green Emitting Phosphor
    • Publication number 20110114985
    • Publication date May 19, 2011
    • Mitsui Mining and Smelting Co., Ltd.
    • Riichi Ogawara
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...