TREA

George J. Safford

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  • Quincy, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Valve plate
    • Patent number D337372
    • Issue date Jul 13, 1993
    • Cooper Industries, Inc.
    • George J. Safford
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Valve seat
    • Patent number D336679
    • Issue date Jun 22, 1993
    • Cooper Industries, Inc.
    • George J. Safford
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Plate valve bumper
    • Patent number D336680
    • Issue date Jun 22, 1993
    • Cooper Industries, Inc.
    • George J. Safford
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Plate valve spring
    • Patent number D336509
    • Issue date Jun 15, 1993
    • Cooper Industries, Inc.
    • George J. Safford
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Method of injection molding a plastic plate
    • Patent number 5,100,606
    • Issue date Mar 31, 1992
    • Dresser Industries, Inc.
    • Derek Woollatt
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    High efficiency plate valve for reciprocating compressor
    • Patent number 5,036,880
    • Issue date Aug 6, 1991
    • Cooper Industries
    • George J. Safford
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method of making a flat spring compressor valve
    • Patent number 4,984,361
    • Issue date Jan 15, 1991
    • Dresser Industries
    • Derek Woollatt
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Compressor valve with flat spring
    • Patent number 4,913,187
    • Issue date Apr 3, 1990
    • Dresser Industries
    • Derek Woollatt
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Compressor valve with flat spring
    • Patent number 4,889,156
    • Issue date Dec 26, 1989
    • Dresser Industries, Inc.
    • Derek Woolatt
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL