TREA

Toshiaki TAKAOKA

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  • Hyogo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Composition for optical material, optical material and lenses
    • Patent number 6,852,780
    • Issue date Feb 8, 2005
    • NOF Corporation
    • Takanori Fujita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Cast resin for optical use
    • Patent number 5,340,893
    • Issue date Aug 23, 1994
    • NOF Corporation
    • Toshiaki Takaoka
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Cast resin for optical use
    • Patent number 5,336,743
    • Issue date Aug 9, 1994
    • NOF Corporation
    • Toshiaki Takaoka
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents