Granted Patent
Utility
US 5,355,073 · App. 07/954,008
Battery pack sensor for an AC adapter
Inventor:
Hai Ngoc Nguyen
Patented Case
View Patent ↗
Granted: Oct 11, 1994
Filed: Sep 30, 1992
Inventor
Hai Ngoc Nguyen
Assignee (at issue)
Compaq Computer 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.