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Masao Misumi

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vortex generator having a protrusion formed at an upstream surface
    • Patent number 5,363,705
    • Issue date Nov 15, 1994
    • Oval Corporation
    • Yuichi Nakao
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Vortex flowmeter
    • Patent number 5,193,399
    • Issue date Mar 16, 1993
    • Oval Engineering Co., Ltd.
    • Hideo Kumano
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Vortex flow meter
    • Patent number 4,977,781
    • Issue date Dec 18, 1990
    • Oval Engineering Co., Ltd.
    • Masao Misumi
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Karman's vortex flow meter
    • Patent number 4,970,902
    • Issue date Nov 20, 1990
    • Mitsubishi Denki Kabushiki Kaisha
    • Masao Misumi
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Vortex flow meter
    • Patent number 4,891,989
    • Issue date Jan 9, 1990
    • Oval Engineering Co., Ltd.
    • Masao Misumi
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Vortex flow meter
    • Patent number 4,838,092
    • Issue date Jun 13, 1989
    • Oval Engineering Co., Ltd.
    • Masao Misumi
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Vortex flow meter
    • Patent number 4,683,760
    • Issue date Aug 4, 1987
    • Oval Engineering Co., Ltd.
    • Masao Misumi
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents