Granted Patent
Utility
US 4,455,500 · App. 06/517,899
Sensitivity and capacitance adjustment method for piezoelectric accelerometers
Inventors:
Carl H. Savit, Robert C. Shopland
Patented Case
View Patent ↗
Granted: Jun 19, 1984
Filed: Jul 28, 1983
Inventors
Carl H. Savit
Robert C. Shopland
Assignee (at issue)
Western Geophysical Company of America
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.