Granted Patent
Utility
US 4,727,261 · App. 07/053,038
Multiple power FET vehicle lamp switch arrangement with charge pump sharing
Inventor:
Manuel Ray Fairchild
Patented Case
View Patent ↗
Granted: Feb 23, 1988
Filed: May 22, 1987
Inventor
Manuel Ray Fairchild
Assignee (at issue)
DELCO ELECTRONICS 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.