TREA

Akio Oshima

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  • Yokohama, JA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Printing ink composition
    • Patent number 4,048,132
    • Issue date Sep 13, 1977
    • Nippon Oil Company Ltd.
    • Shozo Tsuchiya
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Process for the production of resins for printing ink
    • Patent number 4,028,291
    • Issue date Jun 7, 1977
    • Nippon Oil Company Ltd.
    • Shozo Tsuchiya
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...