Granted Patent
Utility
US 6,590,788 · App. 10/046,432
Intrinsically safe universal switching power supply
Inventor:
Claude Mercier
Patented Case
View Patent ↗
Granted: Jul 8, 2003
Filed: Jan 14, 2002
Inventor
Claude Mercier
Assignee (at issue)
Milltronics Ltd.
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.