TREA

Jun-ichi Tatami

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  • Yokohama-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Luminescent material
    • Patent number 8,105,502
    • Issue date Jan 31, 2012
    • Kabushiki Kaisha Toshiba
    • Yumi Fukuda
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Fluorescent substance and light-emitting device
    • Patent number 7,638,934
    • Issue date Dec 29, 2009
    • Kabushiki Kaisha Toshiba
    • Yumi Fukuda
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    LUMINESCENT MATERIAL
    • Publication number 20090072195
    • Publication date Mar 19, 2009
    • Yumi FUKUDA
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Application

    Fluorescent substance and light-emitting device
    • Publication number 20060290269
    • Publication date Dec 28, 2006
    • Yumi Fukuda
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES