Granted Patent
Utility
US 5,589,088 · App. 08/493,803
Method of regulating DC current in resistance welders
Inventor:
Reno C. Boilard
Patented Case
View Patent ↗
Granted: Dec 31, 1996
Filed: Jun 20, 1995
Inventor
Reno C. Boilard
Assignee (at issue)
Medar, 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.