William D. Smith

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Fort Worth, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for activating an electric wireline firing system
- Patent number 5,571,986
- Issue date Nov 5, 1996
- Marathon Oil Company
- Philip M. Snider
- F42 - AMMUNITION BLASTING
Information Patent Grant
Method of making wireline apparatus for use in earth boreholes
- Patent number 4,214,693
- Issue date Jul 29, 1980
- William D. Smith
- G02 - OPTICS
Information Patent Grant
Borehole tool orienting apparatus and systems
- Patent number 3,964,553
- Issue date Jun 22, 1976
- Go International, Inc.
- Edward R. Basham
- E21 - EARTH DRILLING MINING