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Jinichi Igarashi

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Patents Grantslast 30 patents

  • Information Patent Grant

    Lubricating oil compositions
    • Patent number 6,656,887
    • Issue date Dec 2, 2003
    • Nippon Mitsubishi Oil Corporation
    • Kazuhiro Yagishita
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Engine oil compositions
    • Patent number 6,642,189
    • Issue date Nov 4, 2003
    • Nippon Mitsubishi Oil Corporation
    • Isao Kurihara
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Engine oil composition
    • Patent number 6,627,583
    • Issue date Sep 30, 2003
    • Nippon Mitsubishi Oil Corporation
    • Kiyoshi Inoue
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Lubricant compositions
    • Patent number 6,569,819
    • Issue date May 27, 2003
    • Nippon Mitsubishi Oil Corporation
    • Kazuhiro Yagishita
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Lubricating oil composition
    • Patent number 5,912,212
    • Issue date Jun 15, 1999
    • Nippon Oil Co., Ltd.
    • Jinichi Igarashi
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Oil-soluble polyester, additive for lubricating oil, and lubricatin...
    • Patent number 5,780,399
    • Issue date Jul 14, 1998
    • Nippon Zeon Co., Ltd.
    • Yoshihide Ishikawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Lubricating oil compositions
    • Patent number 5,658,866
    • Issue date Aug 19, 1997
    • Nippon Oil Co., Ltd.
    • Toshio Yoshida
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Oxidation-inhibitive lubricating oil composition
    • Patent number 5,658,865
    • Issue date Aug 19, 1997
    • Nippon Oil Co., Ltd.
    • Toshio Yoshida
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Lubricating oils
    • Patent number 5,372,703
    • Issue date Dec 13, 1994
    • Nippon Oil Co., Ltd.
    • Kouzou Kamiya
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Lubricating composition for internal combustion engine
    • Patent number 5,281,347
    • Issue date Jan 25, 1994
    • Nippon Oil Co., Ltd.
    • Jinichi Igarashi
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Process for preparing oil-soluble nitrogen-containing compounds
    • Patent number 4,992,150
    • Issue date Feb 12, 1991
    • Nippon Oil Co, Ltd.
    • Jinichi Igarashi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    Lubricating oil composition for internal combustion engine
    • Publication number 20040242434
    • Publication date Dec 2, 2004
    • NIPPON OIL CORPORATION
    • Kazuhiro Yagishita
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Engine oil compositions
    • Publication number 20030162673
    • Publication date Aug 28, 2003
    • Nippon Mitsubishi Oil Corporation
    • Isao Kurihara
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Lubricating oil compositions
    • Publication number 20020142922
    • Publication date Oct 3, 2002
    • Nippon Mitsubishi Oil Corporation
    • Kazuhiro Yagishita
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Lubricant compositions
    • Publication number 20020119896
    • Publication date Aug 29, 2002
    • Nippon Mitsubishi Oil Corporation
    • Kazuhiro Yagishita
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Engine oil composition
    • Publication number 20010044387
    • Publication date Nov 22, 2001
    • Nippon Mitsubishi Oil Corporation
    • Kiyoshi Inoue
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Engine oil composition
    • Publication number 20010027169
    • Publication date Oct 4, 2001
    • Nippon Mitsubishi Oil Corporation
    • Isao Kurihara
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...