Robert C. Shopland

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Sensitivity and capacitance adjustment method for piezoelectric acc...
- Patent number 4,455,500
- Issue date Jun 19, 1984
- Western Geophysical Company of America
- Carl H. Savit
- G01 - MEASURING TESTING
Information Patent Grant
Means for adjusting the sensitivity of a crystal detector
- Patent number 4,395,908
- Issue date Aug 2, 1983
- Western Geophysical Co. of America
- Robert C. Shopland
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL