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Patents Grantslast 30 patents

  • Information Patent Grant

    Reciprocating pump

    • Patent number 11,519,396
    • Issue date Dec 6, 2022
    • SPM Oil & Gas Inc.
    • Chandu Kumar
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Reciprocating pump

    • Patent number 10,781,803
    • Issue date Sep 22, 2020
    • S.P.M. Flow Control, Inc.
    • Chandu Kumar
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Wind turbine assemblies and slip ring assemblies for wind blade pit...

    • Patent number 7,750,493
    • Issue date Jul 6, 2010
    • General Electric Company
    • Ronald Ralph Cairo
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...

Patents Applicationslast 30 patents

  • Information Patent Application

    Novel Reciprocating Pump

    • Publication number 20200400132
    • Publication date Dec 24, 2020
    • S.P.M. Flow Control, Inc.
    • Chandu Kumar
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Novel Reciprocating Pump

    • Publication number 20190136840
    • Publication date May 9, 2019
    • S.P.M. Flow Control, Inc.
    • Chandu Kumar
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    WIND TURBINE ASSEMBLIES AND SLIP RING ASSEMBLIES FOR WIND BLADE PIT...

    • Publication number 20090045627
    • Publication date Feb 19, 2009
    • GENERAL ELECTRIC COMPANY
    • Ronald Ralph Cairo
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...