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Ellen Shirley Schwartz

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  • Ann Arbor, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    High vacuum crankcase ventilation
    • Patent number 8,151,775
    • Issue date Apr 10, 2012
    • GM Global Technology Operations LLC
    • Changsoo Kim
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

  • Information Patent Application

    HIGH VACUUM CRANKCASE VENTILATION
    • Publication number 20100089345
    • Publication date Apr 15, 2010
    • GM Global Technology Operations, Inc.
    • Changsoo Kim
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES