TREA

David Bedwell

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  • Bexhill-on-Sea, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Adjustable scroll pump
    • Patent number 12,173,707
    • Issue date Dec 24, 2024
    • Edwards Limited
    • Alan Ernest Kinnaird Holbrook
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Multiple stage vacuum pump
    • Patent number 11,821,427
    • Issue date Nov 21, 2023
    • Edwards Limited
    • Alan Ernest Kinnaird Holbrook
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Offset stator bores for pump sealing
    • Patent number 11,255,326
    • Issue date Feb 22, 2022
    • Edwards Limited
    • Alan Ernest Kinnaird Holbrook
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Bearing carrier for a pump
    • Patent number 9,631,630
    • Issue date Apr 25, 2017
    • Edwards Limited
    • Clive Frederick Collie
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    SCROLL PUMP
    • Publication number 20240018960
    • Publication date Jan 18, 2024
    • Edwards Limited
    • Alan Ernest Kinnaird Holbrook
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTIPLE STAGE VACUUM PUMP
    • Publication number 20230076739
    • Publication date Mar 9, 2023
    • Edwards Limited
    • Alan Ernest Kinnaird Holbrook
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ADJUSTABLE SCROLL PUMP
    • Publication number 20220299027
    • Publication date Sep 22, 2022
    • Edwards Limited
    • Alan Ernest Kinnaird Holbrook
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SCROLL PUMP CRANK SLEEVE
    • Publication number 20220213894
    • Publication date Jul 7, 2022
    • Edwards Limited
    • Alan Ernest Kinnaird Holbrook
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP SEALING
    • Publication number 20190376516
    • Publication date Dec 12, 2019
    • Edwards Limited
    • Alan Ernest Kinnaird Holbrook
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP
    • Publication number 20130089419
    • Publication date Apr 11, 2013
    • EDWARDS LIMITED
    • Clive Frederick Collie
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...