Granted Patent
Utility
US 5,373,433 · App. 07/878,639
Power inverter for generating voltage regulated sine wave replica
Inventor:
Gregory Thomas
Patented Case
View Patent ↗
Granted: Dec 13, 1994
Filed: May 5, 1992
Inventor
Gregory Thomas
Assignee (at issue)
Trace Engineering
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.