Granted Patent
Utility
US 5,136,231 · App. 07/596,223
Ni-Cad battery charge rate controller
Inventor:
Richard A. Faulk
Patented Case
View Patent ↗
Granted: Aug 4, 1992
Filed: Oct 12, 1990
Inventor
Richard A. Faulk
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.