TREA

Edward J. Szymczak

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  • Spring, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wellhead joint and sealing ring
    • Patent number 5,039,140
    • Issue date Aug 13, 1991
    • Cooper Industries, Inc.
    • Edward J. Szymczak
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Tubular joint
    • Patent number 4,925,220
    • Issue date May 15, 1990
    • Cameron Iron Works USA, Inc.
    • Edward J. Szymczak
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Wellhead annular seal
    • Patent number 4,766,956
    • Issue date Aug 30, 1988
    • Cameron Iron Works USA, Inc.
    • Jerry D. Smith
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Wellhead assembly
    • Patent number 4,515,400
    • Issue date May 7, 1985
    • Cameron Iron Works, Inc.
    • Jerry D. Smith
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Metal pipe joint seal ring with port to control erosion
    • Patent number 4,474,381
    • Issue date Oct 2, 1984
    • Cameron Iron Works, Inc.
    • Robert L. Wilkins
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Underwater well apparatus
    • Patent number 4,169,507
    • Issue date Oct 2, 1979
    • Cameron Iron Works, Inc.
    • Edward J. Szymczak
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Well apparatus
    • Patent number 4,015,864
    • Issue date Apr 5, 1977
    • Cameron Iron Works, Inc.
    • Edward J. Szymczak
    • E21 - EARTH DRILLING MINING