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YU HATORI

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Patents Grantslast 30 patents

  • Information Patent Grant

    Vibrating wire viscometers
    • Patent number 8,322,196
    • Issue date Dec 4, 2012
    • Schlumberger Technology Corporation
    • Raghu Madhavan
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

  • Information Patent Application

    VIBRATING WIRE VISCOMETERS
    • Publication number 20110023587
    • Publication date Feb 3, 2011
    • SCHLUMBERGER TECHNOLOGY CORPORATION
    • RAGHU MADHAVAN
    • E21 - EARTH DRILLING MINING