Richard C. Farris

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Dickinson, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Swivel mount for gimbal geophone
- Patent number 5,341,348
- Issue date Aug 23, 1994
- Western Atlas International, Inc.
- Richard C. Farris
- G01 - MEASURING TESTING
Information Patent Grant
Dual-mode hydraulic vibrator
- Patent number 4,632,215
- Issue date Dec 30, 1986
- Litton Resources Systems, Inc.
- Richard C. Farris
- G01 - MEASURING TESTING
Information Patent Grant
Sleeve valve for an air gun having a reciprocating shuttle valve
- Patent number 4,503,929
- Issue date Mar 12, 1985
- Litton Resources Systems, Inc.
- Richard C. Farris
- G01 - MEASURING TESTING
Information Patent Grant
Actuator for an air gun having a reciprocating shuttle valve
- Patent number 4,324,311
- Issue date Apr 13, 1982
- Western Geophysical Co. of America
- Richard C. Farris
- G01 - MEASURING TESTING