Granted Patent
Utility
US 5,281,955 · App. 07/762,753
Battery charge monitoring apparatus and method
Inventors:
Gregory N. Reich, Randall Hertzler
Patented Case
View Patent ↗
Granted: Jan 25, 1994
Filed: Sep 20, 1991
Inventors
Gregory N. Reich
Randall Hertzler
Assignee (at issue)
C & D Charter Power Systems, Inc.
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.