Granted Patent
Utility
US 6,091,230 · App. 09/157,344
Voltage recovery method for a zinc-air battery
Inventor:
Jochen G. Winzer
Patented Case
View Patent ↗
Granted: Jul 18, 2000
Filed: Sep 18, 1998
Inventor
Jochen G. Winzer
Assignee (at issue)
Timex 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.