Granted Patent
Utility
US 5,981,100 · App. 09/034,535
State of charge indicators for a battery
Inventor:
S. Zia Rouhani
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Mar 3, 1998
Inventor
S. Zia Rouhani
Assignee (at issue)
Lockheed Martin Idaho Technologies Company
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.