John W. Cox

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Oklahoma City, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Submersible pipe installation systems
- Patent number 4,313,694
- Issue date Feb 2, 1982
- Transworld Drilling Company
- John W. Cox
- E21 - EARTH DRILLING MINING
Information Patent Grant
Submersible pipe installation systems
- Patent number 4,201,074
- Issue date May 6, 1980
- Transworld Drilling Company
- John W. Cox
- E21 - EARTH DRILLING MINING
Information Patent Grant
Submersible pipe installation systems
- Patent number 4,095,437
- Issue date Jun 20, 1978
- Transworld Drilling Company
- John W. Cox
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING