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Koki ITO

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Patents Grantslast 30 patents

  • Information Patent Grant

    Lubricant composition for internal combustion engine
    • Patent number 8,592,356
    • Issue date Nov 26, 2013
    • Idemitsu Kosan Co., Ltd.
    • Koki Ito
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Engine oil composition
    • Patent number 8,592,355
    • Issue date Nov 26, 2013
    • Idemitsu Kosan Co., Ltd.
    • Koki Ito
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

  • Information Patent Application

    DETERIORATION MEASUREMENT DEVICE, SYSTEM, METHOD, AND LUBRICANT OIL...
    • Publication number 20230074611
    • Publication date Mar 9, 2023
    • IDEMITSU KOSAN CO.,LTD.
    • Masato YOKOMIZO
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICANT COMPOSITION
    • Publication number 20230039111
    • Publication date Feb 9, 2023
    • IDEMITSU KOSAN CO.,LTD.
    • Yasuhito NAKAHARA
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING OIL COMPOSITION AND METHOD FOR PRODUCING SAME
    • Publication number 20170158982
    • Publication date Jun 8, 2017
    • IDEMITSU KOSAN CO., LTD.
    • Kazushi TAMURA
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICANT OIL COMPOSITION
    • Publication number 20150322371
    • Publication date Nov 12, 2015
    • Idemitsu Kosan Co., Ltd.
    • Hiroshi OKI
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING OIL COMPOSITION
    • Publication number 20150218482
    • Publication date Aug 6, 2015
    • IDEMITSU KOSAN CO., LTD.
    • Koki ITO
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICANT COMPOSITION FOR INTERNAL COMBUSTION ENGINE
    • Publication number 20100144567
    • Publication date Jun 10, 2010
    • Idemitsu Kosan Co., Ltd.
    • Koki Ito
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING OIL COMPOSITION FOR INTERNAL COMBUSTION ENGINE
    • Publication number 20100009882
    • Publication date Jan 14, 2010
    • IDEMITSU KOSAN CO., LTD.
    • Koki Ito
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    ENGINE OIL COMPOSITION
    • Publication number 20060287203
    • Publication date Dec 21, 2006
    • IDEMITSU KOSAN CO., LTD.
    • Koki ITO
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...