Granted Patent
Utility
US 5,977,757 · App. 09/184,473
Power supply having automatic voltage sensing
Inventor:
Jimmie D. Felps
Patented Case
View Patent ↗
Granted: Nov 2, 1999
Filed: Nov 2, 1998
Inventor
Jimmie D. Felps
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.