Granted Patent
Utility
US 5,994,971 · App. 08/995,192
Oscillator using a time constant circuit based on cyclic heating and cooling
Inventor:
William E. Edwards
Patented Case
View Patent ↗
Granted: Nov 30, 1999
Filed: Dec 22, 1997
Inventor
William E. Edwards
Assignee (at issue)
STMICROELECTRONICS, INC.
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.