Granted Patent
Utility
US 6,553,840 · App. 09/941,263
Linear displacement sensor apparatus
Inventors:
John A. Fournier, John Z. Buckley, III
Patented Case
View Patent ↗
Granted: Apr 29, 2003
Filed: Aug 28, 2001
Inventors
John A. Fournier
John Z. Buckley, III
Assignee (at issue)
Texas Instruments Incorporated
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.