Granted Patent
Utility
US 4,623,265 · App. 06/654,624
Transformer hot-spot temperature monitor
Inventor:
Thomas D. Poyser
Patented Case
View Patent ↗
Granted: Nov 18, 1986
Filed: Sep 26, 1984
Inventor
Thomas D. Poyser
Assignee (at issue)
Westinghouse Electric Company LLC
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.