Granted Patent
Utility
US 5,397,931 · App. 08/255,841
Voltage multiplier
Inventor:
Erich Bayer
Patented Case
View Patent ↗
Granted: Mar 14, 1995
Filed: Jun 8, 1994
Inventor
Erich Bayer
Assignee (at issue)
TEXAS INSTRUMENTS DEUTSCHLAND GMBH
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.