Granted Patent
Utility
US 4,136,566 · App. 05/809,593
Semiconductor temperature sensor
Inventor:
Douglas A. Christensen
Patented Case
View Patent ↗
Granted: Jan 30, 1979
Filed: Jun 24, 1977
Inventor
Douglas A. Christensen
Assignee (at issue)
THE UNIVERSITY OF UTAH
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.