Granted Patent
Utility
US 5,838,558 · App. 08/858,926
Phase staggered full-bridge converter with soft-PWM switching
Inventors:
F. Dong Tan, Leonard Y. Inouye
Patented Case
View Patent ↗
Granted: Nov 17, 1998
Filed: May 19, 1997
Inventors
F. Dong Tan
Leonard Y. Inouye
Assignee (at issue)
TRW Limited
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.