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Ryuji Maruyama

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  • Kanagawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lubricating oil composition
    • Patent number 11,198,832
    • Issue date Dec 14, 2021
    • Shell Oil Company
    • Noriaki Shinoda
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Lubricating oil composition for automatic transmission
    • Patent number 11,162,046
    • Issue date Nov 2, 2021
    • Shell Oil Company
    • Genki Kamei
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Lubricating oil composition for automatic transmissions
    • Patent number 11,130,926
    • Issue date Sep 28, 2021
    • Shell Oil Company
    • Genki Kamei
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Lubricating oil composition for automatic transmissions
    • Patent number 11,111,455
    • Issue date Sep 7, 2021
    • Shell Oil Company
    • Ryuji Maruyama
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Lubricating oil composition
    • Patent number 10,717,944
    • Issue date Jul 21, 2020
    • Shell Oil Company
    • Noriaki Shinoda
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Two-phase lubricating oil composition
    • Patent number 9,550,956
    • Issue date Jan 24, 2017
    • Shell Oil Company
    • Kumiko Kamata
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

  • Information Patent Application

    LUBRICATING OIL COMPOSITION FOR AUTOMATIC TRANSMISSION
    • Publication number 20210130726
    • Publication date May 6, 2021
    • Shell Oil Company
    • Genki KAMEI
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING OIL COMPOSITION
    • Publication number 20200318026
    • Publication date Oct 8, 2020
    • Noriaki SHINODA
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING OIL COMPOSITION FOR AUTOMATIC TRANSMISSIONS
    • Publication number 20200263105
    • Publication date Aug 20, 2020
    • Shell Oil Company
    • Genki KAMEI
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING OIL COMPOSITION FOR AUTOMATIC TRANSMISSIONS
    • Publication number 20190276764
    • Publication date Sep 12, 2019
    • Ryuji MARUYAMA
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING OIL COMPOSITION
    • Publication number 20170226443
    • Publication date Aug 10, 2017
    • Shell Oil Company
    • Noriaki SHINODA
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    TWO-PHASE LUBRICATING OIL COMPOSITION
    • Publication number 20140194332
    • Publication date Jul 10, 2014
    • Kumiko Kamata
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...