Granted Patent
Utility
US 5,539,631 · App. 08/260,779
Converter circuits using a silicon controlled rectifier
Inventor:
Leslie W. Partridge
Patented Case
View Patent ↗
Granted: Jul 23, 1996
Filed: Jun 16, 1994
Inventor
Leslie W. Partridge
Assignee (at issue)
Ion Systems, 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.