TREA

Kazuo Narita

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Halophosphate phosphor and fluorescent lamp using the same
    • Patent number 4,663,563
    • Issue date May 5, 1987
    • Kabushiki Kaisha Toshiba
    • Akira Taya
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Fluorescent lamp
    • Patent number 4,527,087
    • Issue date Jul 2, 1985
    • Tokyo Shibaura Denki Kabushiki Kaisha
    • Akira Taya
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Blue-green emitting halophosphate phosphor
    • Patent number 4,500,443
    • Issue date Feb 19, 1985
    • Tokyo Shibaura Denki Kabushiki Kaisha
    • Akira Taya
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Method and apparatus for treating fluorescent substance
    • Patent number 4,397,885
    • Issue date Aug 9, 1983
    • Tokyo Shibaura Denki Kabushiki Kaisha
    • Yoshimi Akai
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...