Granted Patent
Utility
US 5,973,943 · App. 09/122,699
Non zero-voltage switching protection circuit
Inventors:
Thomas Ribarich, Talbott M. Houk
Patented Case
View Patent ↗
Granted: Oct 26, 1999
Filed: Jul 27, 1998
Inventors
Thomas Ribarich
Talbott M. Houk
Assignee (at issue)
International Rectifier Corporation
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.