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Yoichi Kawai

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Polypropylene resin composition and method for coating molded produ...
    • Patent number 6,075,086
    • Issue date Jun 13, 2000
    • Mitsui Chemicals, Inc.
    • Katsuyuki Nitta
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Process of making polyprophylene fibers
    • Patent number 5,624,621
    • Issue date Apr 29, 1997
    • Mitsui Toatsu Chemicals, Inc.
    • Tadashi Asanuma
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Polypropylene fiber and a preparation process thereof
    • Patent number 5,478,646
    • Issue date Dec 26, 1995
    • Mitsui Toatsu Chemicals, Inc.
    • Tadashi Asanuma
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Polypropylene resin compositions
    • Patent number 5,328,950
    • Issue date Jul 12, 1994
    • Mitsui Toatsu Chemicals, Inc.
    • Sachio Yokote
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polypropylene resin composition and method for coating molded produ...
    • Patent number 5,247,007
    • Issue date Sep 21, 1993
    • Mitsui Toatsu Chemicals, Inc.
    • Katsuyuki Nitta
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Polypropylene resin compositions
    • Patent number 5,153,249
    • Issue date Oct 6, 1992
    • Mitsui Toatsu Chemicals, Inc.
    • Sachio Yokote
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polypropylene resin composition having high dielectric strength
    • Patent number 5,082,888
    • Issue date Jan 21, 1992
    • Mitsui Toatsu Chemicals, Inc.
    • Masaru Abe
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polypropylene composition
    • Patent number 5,041,338
    • Issue date Aug 20, 1991
    • Mitsui Toatsu Chemicals, Inc.
    • Keigo Suehiro
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polypropylene resin compositions
    • Patent number 5,023,286
    • Issue date Jun 11, 1991
    • Mitsui Toatsu Chemicals, Inc.
    • Masaru Abe
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polypropylene resin composition
    • Patent number 4,942,096
    • Issue date Jul 17, 1990
    • Mitsui Toatsu Chemicals, Inc.
    • Masaru Abe
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Production process of polyolefin resin composition containing inorg...
    • Patent number 4,891,392
    • Issue date Jan 2, 1990
    • Mitsui Toatsu Chemicals, Incorporated
    • Masaru Abe
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Polyolefin resin compositions
    • Patent number 4,885,162
    • Issue date Dec 5, 1989
    • Mitsui Toatsu Chemicals, Inc.
    • Yoichi Kawai
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyolefin composition and the same used for vehicle exterior members
    • Patent number 4,748,206
    • Issue date May 31, 1988
    • Nippon Petrochemicals Company, Limited
    • Motomi Nogiwa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polypropylene-base resin composition containing an inorganic filler...
    • Patent number 4,734,450
    • Issue date Mar 29, 1988
    • Mitsui Toatsu Chemicals, Incorporated
    • Yoichi Kawai
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polypropylene-base resin composition
    • Patent number 4,705,818
    • Issue date Nov 10, 1987
    • Mitsui Toatsu Chemicals, Incorporated
    • Yoichi Kawai
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Glass-fiber reinforced polypropylene resin composition
    • Patent number 4,663,369
    • Issue date May 5, 1987
    • Mitsui Toatsu Chemicals, Inc.
    • Yoichi Kawai
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Preparation process for polypropylene-base resin compositions
    • Patent number 4,626,565
    • Issue date Dec 2, 1986
    • Mitsui Toatsu Chemicals, Incorporated
    • Yoichi Kawai
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyolefin composition
    • Patent number 4,600,748
    • Issue date Jul 15, 1986
    • Daiwa Company Limited
    • Kaneyuki Takagi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Electrically-conductive resin composition
    • Patent number 4,510,079
    • Issue date Apr 9, 1985
    • Mitsui Toatsu Chemicals, Inc.
    • Yoichi Kawai
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Electroconductive resin composition
    • Patent number 4,481,131
    • Issue date Nov 6, 1984
    • Mitsui Toatsu Chemicals, Inc.
    • Yoichi Kawai
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polypropylene-base resin composition
    • Patent number 4,480,065
    • Issue date Oct 30, 1984
    • Mitsui Toatsu Chemicals, Incorporated
    • Yoichi Kawai
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Electroconductive resin composition
    • Patent number 4,425,262
    • Issue date Jan 10, 1984
    • Mitsui Toatsu Chemicals, Inc.
    • Yoichi Kawai
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polypropylene composition containing a 1.3,2.4-di(alkylbenzylidene)...
    • Patent number 4,314,039
    • Issue date Feb 2, 1982
    • Mitsui Toatsu Chemicals, Inc.
    • Yoichi Kawai
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...