Granted Patent
Utility
US 5,717,313 · App. 08/700,205
Battery charging method and apparatus with thermal mass equalization
Inventor:
Robert J. Grabon
Patented Case
View Patent ↗
Granted: Feb 10, 1998
Filed: Aug 20, 1996
Inventor
Robert J. Grabon
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.