Granted Patent
Utility
US 5,164,890 · App. 07/501,999
Current share scheme for parallel operation of power conditioners
Inventors:
Sam Nakagawa, Bailey M. Fong
Patented Case
View Patent ↗
Granted: Nov 17, 1992
Filed: Mar 29, 1990
Inventors
Sam Nakagawa
Bailey M. Fong
Assignee (at issue)
Hughes Aircraft Company
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.