TREA

Takeo Ichimura

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Optical light weight glass
    • Patent number 4,812,423
    • Issue date Mar 14, 1989
    • Nikon Corporation
    • Hiroyuki Kodama
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Dental implant and method of making same
    • Patent number 4,497,629
    • Issue date Feb 5, 1985
    • Nippon Kogaku K.K.
    • Makoto Ogino
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Implants of biologically active glass or glass ceramic containing t...
    • Patent number 4,437,192
    • Issue date Mar 20, 1984
    • Nippon Kogaku K.K.
    • Takamitsu Fujiu
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Fluophosphate optical glass
    • Patent number 4,427,784
    • Issue date Jan 24, 1984
    • Nippon Kogaku K.K.
    • Hiroshi Nakamura
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Dental implant
    • Patent number 4,424,037
    • Issue date Jan 3, 1984
    • Nippon Kogaku K.K.
    • Makoto Ogino
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Dental implant
    • Patent number 4,411,624
    • Issue date Oct 25, 1983
    • Nippon Kogaku K.K.
    • Makoto Ogino
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Optical glass
    • Patent number 4,268,312
    • Issue date May 19, 1981
    • Nippon Kogaku K.K.
    • Kazufumi Ishibashi
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Optical glasses
    • Patent number 4,261,751
    • Issue date Apr 14, 1981
    • Nippon Kogaku K.K.
    • Hiroshi Nakamura
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Glasses for eyeglass lenses
    • Patent number 4,252,567
    • Issue date Feb 24, 1981
    • Nippon Kogaku K.K.
    • Kazufumi Ishibashi
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Optical glass
    • Patent number 4,193,807
    • Issue date Mar 18, 1980
    • Nippon Kogaku K.K.
    • Kazufumi Ishibashi
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Optical glass
    • Patent number 4,166,746
    • Issue date Sep 4, 1979
    • Nippon Kogaku K.K.
    • Kazufumi Ishibashi
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Optical glass
    • Patent number 4,118,238
    • Issue date Oct 3, 1978
    • Nippon Kogaku K.K.
    • Kazufumi Ishibashi
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Optical glass
    • Patent number 4,115,131
    • Issue date Sep 19, 1978
    • Nippon Kogaku K.K.
    • Kazufumi Ishibashi
    • C03 - GLASS MINERAL OR SLAG WOOL