Granted Patent
Utility
US 4,659,928 · App. 06/725,967
Focal plane array infrared device
Inventor:
Claude E. Tew
Patented Case
View Patent ↗
Granted: Apr 21, 1987
Filed: Apr 22, 1985
Inventor
Claude E. Tew
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.