Granted Patent
Utility
US 5,614,331 · App. 08/577,260
Medium and high discharge rate combination battery and method
Inventors:
Esther S. Takeuchi, Karen M. Walsh
Patented Case
View Patent ↗
Granted: Mar 25, 1997
Filed: Dec 22, 1995
Inventors
Esther S. Takeuchi
Karen M. Walsh
Assignee (at issue)
Wilson Greatbatch, Ltd.
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.