TREA

Hisaomi Yamamoto

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  • Chiba, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flame retardant for wood and flame resistant wood
    • Patent number 4,985,307
    • Issue date Jan 15, 1991
    • Dainippon Ink and Chemicals, Inc.
    • Nobuo Kobayashi
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Fire-retardant for woody materials
    • Patent number 4,839,099
    • Issue date Jun 13, 1989
    • Dainippon Ink and Chemicals, Inc.
    • Kiyoshi Umehara
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...