Granted Patent
Utility
US 4,734,844 · App. 07/059,071
Master/slave current sharing, PWM power supply
Inventor:
Paul M. Rhoads
Patented Case
View Patent ↗
Granted: Mar 29, 1988
Filed: Jun 8, 1987
Inventor
Paul M. Rhoads
Assignee (at issue)
NCR Corporation
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.