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Joanna Griffiths

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  • Chester, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lubricating oil composition
    • Patent number 7,741,258
    • Issue date Jun 22, 2010
    • Shell Oil Company
    • Takashi Fujitsu
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Lubricating oil composition
    • Patent number 7,550,415
    • Issue date Jun 23, 2009
    • Shell Oil Company
    • Takashi Fujitsu
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

  • Information Patent Application

    LUBRICATING OIL COMPOSITION
    • Publication number 20080280795
    • Publication date Nov 13, 2008
    • Takashi Fujitsu
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Lubricating oil composition
    • Publication number 20060189489
    • Publication date Aug 24, 2006
    • Takashi Fujitsu
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Lubricating oil composition
    • Publication number 20060183652
    • Publication date Aug 17, 2006
    • Takashi Fujitsu
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...