William H. McCormick

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Plano, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Coiled tubing drilling and service unit and method for oil and gas...
- Patent number 5,244,046
- Issue date Sep 14, 1993
- Otis Engineering Corporation
- Malcolm N. Council
- E21 - EARTH DRILLING MINING
Information Patent Grant
Reels and carriers therefor
- Patent number 4,945,938
- Issue date Aug 7, 1990
- Otis Engineering Corporation
- George L. Ponsford
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Pressure actuated cleaning tool
- Patent number 4,799,554
- Issue date Jan 24, 1989
- Otis Engineering Corporation
- Timothy D. Clapp
- E21 - EARTH DRILLING MINING
Information Patent Grant
Pressure actuated cleaning tool
- Patent number 4,781,250
- Issue date Nov 1, 1988
- Otis Engineering Corp.
- William H. McCormick
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cleaning tool
- Patent number 4,625,799
- Issue date Dec 2, 1986
- Otis Engineering Corporation
- William H. McCormick
- E21 - EARTH DRILLING MINING