Granted Patent
Utility
US 4,737,702 · App. 06/944,503
Battery charging control system particularly for hand held device
Inventor:
Steven E. Koenck
Patented Case
View Patent ↗
Granted: Apr 12, 1988
Filed: Dec 18, 1986
Inventor
Steven E. Koenck
Assignee (at issue)
Norand 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.