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Haruo Hayashida

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Patents Grantslast 30 patents

  • Information Patent Grant

    Multi-layer self-tack wrapping film
    • Patent number 6,117,553
    • Issue date Sep 12, 2000
    • Sumitomo Chemical Company, Limited
    • Haruo Hayashida
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Multi-layer stretch wrapping film
    • Patent number 6,033,775
    • Issue date Mar 7, 2000
    • Sumitomo Chemical Company, Limited
    • Haruo Hayashida
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Process for producing laminated film and laminated sheet
    • Patent number 5,913,999
    • Issue date Jun 22, 1999
    • Sumitomo Chemical Company, Limited
    • Haruo Hayashida
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Multilayer packaging film
    • Patent number 5,736,260
    • Issue date Apr 7, 1998
    • Sumitomo Chemical Company, Limited
    • Haruo Hayashida
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Self-tacky packaging film
    • Patent number 5,641,569
    • Issue date Jun 24, 1997
    • Sumitomo Chemical Company, Limited
    • Haruo Hayashida
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Wrapping multilayer film
    • Patent number 5,462,777
    • Issue date Oct 31, 1995
    • Sumitomo Chemical Company, Limited
    • Haruo Hayashida
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Laminate film for wrapping
    • Patent number 5,460,879
    • Issue date Oct 24, 1995
    • Sumitomo Chemical Co., Ltd.
    • Haruo Hayashida
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Polyolefin resin composition
    • Patent number 5,346,944
    • Issue date Sep 13, 1994
    • Sumitomo Chemical Company, Limited
    • Haruo Hayashida
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Silk-like film
    • Patent number 4,987,191
    • Issue date Jan 22, 1991
    • Sumitomo Chemical Co., Ltd.
    • Haruo Hayashida
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Aromatic polysulfone resin composition
    • Patent number 4,820,761
    • Issue date Apr 11, 1989
    • Sumitomo Chemical Company, Limited
    • Teruo Saito
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Oxide sol using reactive monomer as dispersion medium
    • Patent number 4,772,660
    • Issue date Sep 20, 1988
    • Sumitomo Chemical Company, Limited
    • Shuji Kitamura
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Method for the orientation of thermoplastic polyether ether ketone...
    • Patent number 4,435,350
    • Issue date Mar 6, 1984
    • Sumitomo Chemical Co., Ltd.
    • Nobuo Fukushima
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method of manufacturing oriented amorphous aromatic polymeric films
    • Patent number 4,120,931
    • Issue date Oct 17, 1978
    • Sumitomo Chemical Company, Limited
    • Nobuo Fukushima
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL