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Masao Yasuda

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flow control apparatus for a hydraulic pump
    • Patent number 6,213,730
    • Issue date Apr 10, 2001
    • Unisia Jecs Corporation
    • Masao Yasuda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulically balanced vane cell pump
    • Patent number 5,795,142
    • Issue date Aug 18, 1998
    • ZF Friedrichshafen AG
    • Johann Merz
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...