TREA

Takao Hirose

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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for producing pitch-based carbon fibers
    • Patent number 4,788,050
    • Issue date Nov 29, 1988
    • Nippon Oil Company, Limited
    • Takao Hirose
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process for producing pitch carbon fibers
    • Patent number 4,656,022
    • Issue date Apr 7, 1987
    • Nippon Oil Company, Limited
    • Seiichi Uemura
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process for producing pitch carbon fibers
    • Patent number 4,618,463
    • Issue date Oct 21, 1986
    • Nippon Oil Company
    • Seiichi Uemura
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process for preparing precursor pitch for carbon fibers
    • Patent number 4,575,411
    • Issue date Mar 11, 1986
    • Nippon Oil Company, Limited
    • Seiichi Uemura
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process for producing pitch based graphite fibers
    • Patent number 4,574,077
    • Issue date Mar 4, 1986
    • Nippon Oil Company Limited
    • Seiichi Uemura
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process for producing carbon fibers
    • Patent number 4,534,950
    • Issue date Aug 13, 1985
    • Nippon Oil Co., Ltd.
    • Seiichi Uemura
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Starting pitches for carbon fibers
    • Patent number 4,533,535
    • Issue date Aug 6, 1985
    • Nippon Oil Co., Ltd.
    • Seiichi Uemura
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Starting pitches for carbon fibers
    • Patent number 4,521,294
    • Issue date Jun 4, 1985
    • Nippon Oil Co., Ltd.
    • Seiichi Uemura
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Pitch for carbon fibers
    • Patent number 4,490,239
    • Issue date Dec 25, 1984
    • Nippon Oil Company, Limited
    • Seiichi Uemura
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Pitch for carbon fibers
    • Patent number 4,474,617
    • Issue date Oct 2, 1984
    • Nippon Oil Company, Limited
    • Seiichi Uemura
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Process for the production of pitch-derived carbon fibers
    • Patent number 4,470,960
    • Issue date Sep 11, 1984
    • Nippon Oil Co., Ltd.
    • Seiichi Uemura
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Process for production of pitch-derived carbon fibers
    • Patent number 4,469,667
    • Issue date Sep 4, 1984
    • Nippon Oil Co., Ltd.
    • Seiichi Uemura
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Starting pitches for carbon fibers
    • Patent number 4,460,557
    • Issue date Jul 17, 1984
    • Nippon Oil Co., Ltd.
    • Hiroaki Takashima
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Starting pitches for carbon fibers
    • Patent number 4,440,624
    • Issue date Apr 3, 1984
    • Nippon Oil Co., Ltd.
    • Seiichi Uemura
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Starting pitches for carbon fibers
    • Patent number 4,397,830
    • Issue date Aug 9, 1983
    • Nippon Oil Co., Ltd.
    • Seiichi Uemura
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Starting pitches for carbon fibers
    • Patent number 4,391,788
    • Issue date Jul 5, 1983
    • Nippon Oil Co., Ltd.
    • Seiichi Uemura
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Tap hole mixes
    • Patent number 4,261,878
    • Issue date Apr 14, 1981
    • Nippon Oil Co., Ltd.
    • Takao Hirose
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Process for preparing petroleum-derived binder pitch
    • Patent number 4,231,857
    • Issue date Nov 4, 1980
    • Nippon Oil Co., Ltd.
    • Osamu Kato
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Method for producing refractories
    • Patent number 4,229,221
    • Issue date Oct 21, 1980
    • Nippon Oil Co., Ltd.
    • Seiichi Uemura
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Amorphous refractory compositions
    • Patent number 4,220,474
    • Issue date Sep 2, 1980
    • Nippon Oil Co., Ltd.
    • Seiichi Uemura
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Process for the continuous production of petroleum-derived pitch
    • Patent number 4,177,132
    • Issue date Dec 4, 1979
    • Nippon Oil Company, Ltd.
    • Seiichi Uemura
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...