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Weidong Gao

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  • Walnut, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Oil field pump unit hybrid gear reducer
    • Patent number 8,863,602
    • Issue date Oct 21, 2014
    • Weidong Gao
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Oil field pump unit hybrid gear reducer
    • Patent number 8,844,397
    • Issue date Sep 30, 2014
    • Weidong Gao
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents