Granted Patent
Utility
US 6,218,809 · App. 09/045,328
Method for monitoring operating parameters of a rechargeable power supply
Inventors:
Richard E. Downs, Richard William Ezell, James M. Douglass
Patented Case
View Patent ↗
Granted: Apr 17, 2001
Filed: Mar 20, 1998
Inventors
Richard E. Downs
Richard William Ezell
James M. Douglass
Assignee (at issue)
Dallas Semiconductor 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.