TREA

Motoyuki Toki

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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of preparing silica glass
    • Patent number 5,236,483
    • Issue date Aug 17, 1993
    • Seiko Epson Corporation
    • Satoru Miyashita
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Silica glass formation process
    • Patent number 4,801,318
    • Issue date Jan 31, 1989
    • Seiko Epson Corporation
    • Motoyuki Toki
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Silica glass formation process
    • Patent number 4,681,615
    • Issue date Jul 21, 1987
    • Seiko Epson Kabushiki Kaisha
    • Motoyuki Toki
    • C03 - GLASS MINERAL OR SLAG WOOL