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Tanaka Hisao

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Patents Grantslast 30 patents

  • Information Patent Grant

    Graft copolymer, process for production thereof, and plasticizer co...
    • Patent number 5,385,974
    • Issue date Jan 31, 1995
    • Sumitomo Chemical Company, Limited
    • Tadayuki Ohmae
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for producing reinforced crystalline engineering plastic co...
    • Patent number 5,367,013
    • Issue date Nov 22, 1994
    • Sumitomo Chemical Company, Limited
    • Tadayuki Ohmae
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Adhesive resin composition
    • Patent number 5,296,552
    • Issue date Mar 22, 1994
    • Sumitomo Chemical Company, Limited
    • Tadayuki Ohmae
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Process for the production of polymeric polyols
    • Patent number 5,292,803
    • Issue date Mar 8, 1994
    • Sumitomo Chemical Company, Limited
    • Tadayuki Ohmae
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Thermoplastic resin composition
    • Patent number 5,214,091
    • Issue date May 25, 1993
    • Sumitomo Chemical Company, Limited
    • Hisao Tanaka
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Adhesive resin composition
    • Patent number 5,180,784
    • Issue date Jan 19, 1993
    • Sumitomo Chemical Co., Ltd.
    • Tadayuki Ohmae
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Metallic ion sorber
    • Patent number 5,115,036
    • Issue date May 19, 1992
    • Sumitomo Chemical Co., Ltd.
    • Shujiro Shiga
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Elastomer composition
    • Patent number 5,075,385
    • Issue date Dec 24, 1991
    • Sumitomo Chemical Company, Limited
    • Nobuyuki Yoshida
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Method for sorbing metallic ions using ethylene-N,N-dialkyl aminoal...
    • Patent number 5,064,879
    • Issue date Nov 12, 1991
    • Sumitomo Chemical Co., Ltd.
    • Shujiro Shiga
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Resinous composition
    • Patent number 4,997,872
    • Issue date Mar 5, 1991
    • Sumitomo Chemical Company, Ltd.
    • Tadayuki Ohmae
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Elastomer composition
    • Patent number 4,985,507
    • Issue date Jan 15, 1991
    • Sumitomo Chemical Company, Limited
    • Nobuyuki Yoshida
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Novel ethylene copolymer and process for producing said copolymer
    • Patent number 4,831,095
    • Issue date May 16, 1989
    • Sumitomo Chemical Company, Limited
    • Tadayuki Ohmae
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for manufacturing homopolymers and copolymers of ethylene
    • Patent number 4,551,509
    • Issue date Nov 5, 1985
    • Societe Chimique des Charbonnages S.A.
    • Okada Takayuki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...