TREA

Kazuhiko Hata

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  • Takatsuki, JA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Novel aromatic polyvinyl compounds
    • Patent number 4,035,559
    • Issue date Jul 12, 1977
    • Sumitomo Chemical Company, Limited
    • Yoshikazu Fujii
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Method for treating leather
    • Patent number 4,000,958
    • Issue date Jan 4, 1977
    • Sumitomo Chemical Company, Limited
    • Masaaki Hirooka
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Bonding method using olefin-acrylic ester copolymer
    • Patent number 3,964,955
    • Issue date Jun 22, 1976
    • Sumitomo Chemical Company, Limited
    • Masaaki Hirooka
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...