Granted Patent
Utility
US 5,315,228 · App. 07/825,638
Battery charge monitor and fuel gauge
Inventors:
Randall L. Hess, Patrick R. Cooper, Armando Interiano, Joseph F. Freiman
Patented Case
View Patent ↗
Granted: May 24, 1994
Filed: Jan 24, 1992
Inventors
Randall L. Hess
Patrick R. Cooper
Armando Interiano
Joseph F. Freiman
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.