Granted Patent
Utility
US 5,101,549 · App. 07/671,583
Method for making pressure responsive switch
Inventors:
Dale R. Sogge, Edward F. O'Brien, David A. Czarn
Patented Case
View Patent ↗
Granted: Apr 7, 1992
Filed: Mar 19, 1991
Inventors
Dale R. Sogge
Edward F. O'Brien
David A. Czarn
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.