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Melanie F. Tobias

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  • Pleasant Hill, CA, US
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    SAE 15W-30 LUBRICATING OIL COMPOSITION HAVING IMPROVED OXIDATIVE ST...
    • Publication number 20160032213
    • Publication date Feb 4, 2016
    • Chevron U.S.A. Inc.
    • John Coakwell Green
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING OIL COMPOSITIONS
    • Publication number 20150159108
    • Publication date Jun 11, 2015
    • CHEVRON ORONITE COMPANY LLC
    • Melanie F. Tobias
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    METHOD FOR PREVENTING EXHAUST VALVE SEAT RECESSION
    • Publication number 20150038383
    • Publication date Feb 5, 2015
    • CHEVRON ORONITE COMPANY LLC
    • Melanie F. Tobias
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Natural gas engine lubricating oil compositions
    • Publication number 20120108477
    • Publication date May 3, 2012
    • CHEVRON ORONITE COMPANY LLC
    • Melanie F. Tobias
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Natural gas engine lubricating oil compositions
    • Publication number 20110245121
    • Publication date Oct 6, 2011
    • CHEVRON ORONITE COMPANY LLC
    • Melanie F. Tobias
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Natural gas engine lubricating oil compositions
    • Publication number 20110053814
    • Publication date Mar 3, 2011
    • CHEVRON ORONITE COMPANY LLC
    • Melanie F. Tobias
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Method for preventing exhaust valve seat recession
    • Publication number 20100206260
    • Publication date Aug 19, 2010
    • CHEVRON ORONITE COMPANY LLC
    • Melanie F. Tobias
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Lubricating oil compositions
    • Publication number 20100210493
    • Publication date Aug 19, 2010
    • CHEVRON ORONITE COMPANY LLC
    • Melanie F. Tobias
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Crankcase lubricating oil composition for protection of silver bear...
    • Publication number 20070021312
    • Publication date Jan 25, 2007
    • Chevron Oronite Company LLC
    • Melanie F. Tobias
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...