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  • ACHESON, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tilt linkage for variable stroke pump
    • Patent number 11,746,763
    • Issue date Sep 5, 2023
    • CW HOLDINGS LTD.
    • Jianki Wang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable stroke pump
    • Patent number 11,686,295
    • Issue date Jun 27, 2023
    • CW HOLDINGS LTD.
    • Jianke Wang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Tilt linkage for variable stroke pump
    • Patent number 11,401,921
    • Issue date Aug 2, 2022
    • CW HOLDINGS LTD.
    • Jianke Wang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable stroke pump
    • Patent number 11,162,480
    • Issue date Nov 2, 2021
    • CW HOLDINGS LTD.
    • Jianke Wang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Tilt linkage for variable stroke pump
    • Patent number 11,067,069
    • Issue date Jul 20, 2021
    • CW HOLDINGS LTD.
    • Jianke Wang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Tilt linkage for variable stroke pump
    • Patent number 10,670,003
    • Issue date Jun 2, 2020
    • CW HOLDINGS LTD.
    • Jianke Wang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    TILT LINKAGE FOR VARIABLE STROKE PUMP
    • Publication number 20220333586
    • Publication date Oct 20, 2022
    • CW HOLDINGS LTD
    • Jianki Wang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE STROKE PUMP
    • Publication number 20220018339
    • Publication date Jan 20, 2022
    • CW HOLDINGS LTD
    • Jianke Wang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TILT LINKAGE FOR VARIABLE STROKE PUMP
    • Publication number 20210332809
    • Publication date Oct 28, 2021
    • CW HOLDINGS LTD
    • Jianke Wang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE STROKE PUMP
    • Publication number 20210140415
    • Publication date May 13, 2021
    • CW HOLDING LTD
    • Jianke Wang
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    TILT LINKAGE FOR VARIABLE STROKE PUMP
    • Publication number 20210123421
    • Publication date Apr 29, 2021
    • CW HOLDINGS LTD
    • Jianke Wang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Trademarklast 30 trademarks

  • Information Trademark

    78554382 - THE TAX LAWYERS
    • Serial number 78554382
    • Filing date Jan 26, 2005
    • CW Holdings
    • 42 - Scientific and technological services and research and design relating thereto