TREA

Kazumasa Kato

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vibrating wire viscometers
    • Patent number 8,307,698
    • Issue date Nov 13, 2012
    • Schlumberger Technology Corporation
    • Noriyuki Matsumoto
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Acoustic logging tool
    • Patent number 6,739,423
    • Issue date May 25, 2004
    • Schlumberger Technology Corporation
    • Hitoshi Tashiro
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Acoustic logging tool
    • Patent number 6,494,288
    • Issue date Dec 17, 2002
    • Schlumberger Technology Corporation
    • Hitoshi Tashiro
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

  • Information Patent Application

    VIBRATING WIRE VISCOMETERS
    • Publication number 20110030455
    • Publication date Feb 10, 2011
    • SCHLUMBERGER TECHNOLOGY CORPORATION
    • NORIYUKI MATSUMOTO
    • G01 - MEASURING TESTING
  • Information Patent Application

    Acoustic logging tool
    • Publication number 20030024761
    • Publication date Feb 6, 2003
    • Hitoshi Tashiro
    • G01 - MEASURING TESTING