Randolph L. Stuart

Person

  • Odessa, TX, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Power tong frame stiffner

    • Patent number 11,448,018
    • Issue date Sep 20, 2022
    • Eckel Manufacturing Co., Inc.
    • Dwayne Austin Weddle
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Power tong with vertically pivoting door

    • Patent number 11,255,141
    • Issue date Feb 22, 2022
    • Eckel Manufacturing Company, Inc.
    • Randolph Lewis Stuart
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Tong positioning system and method

    • Patent number 6,966,385
    • Issue date Nov 22, 2005
    • Eckel Manufacturing Co., Inc.
    • Lance L. Hemphill
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Backup tong with swing arms

    • Patent number 6,938,520
    • Issue date Sep 6, 2005
    • Eckel Manufacturing Co., Inc.
    • Randolph Stuart
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Power tong with improved door mechanism

    • Patent number 6,058,811
    • Issue date May 9, 2000
    • Eckel Manufacturing Company, Inc.
    • Randolph L. Stuart
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Hydraulic backup tong

    • Patent number 5,778,742
    • Issue date Jul 14, 1998
    • Eckel Manufacturing Company, Inc.
    • Randolph L. Stuart
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Method of rotating a tubular member

    • Patent number 5,746,276
    • Issue date May 5, 1998
    • Eckel Manufacturing Company, Inc.
    • Randolph L. Stuart
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Tubular rotation tool for snubbing operations

    • Patent number 5,566,769
    • Issue date Oct 22, 1996
    • Eckel Manufacturing Company, Inc.
    • Randolph L. Stuart
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    POWER TONG FRAME STIFFNER

    • Publication number 20190136649
    • Publication date May 9, 2019
    • Eckel Manufacturing Co. Inc.
    • Dwayne Austin Weddle
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    POWER TONG WITH VERTICALLY PIVOTING DOOR

    • Publication number 20180252058
    • Publication date Sep 6, 2018
    • Eckel Manufacturing Co. Inc.
    • Randolph Lewis Stuart
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Tong positioning system and method

    • Publication number 20040216890
    • Publication date Nov 4, 2004
    • Lance L. Hemphill
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    High torque power tong

    • Publication number 20030177870
    • Publication date Sep 25, 2003
    • Billy W. Neves
    • E21 - EARTH DRILLING MINING