Granted Patent
Utility
US 6,696,842 · App. 10/089,117
Electronic unit for detecting the charging condition and/or the wear of a motor vehicle battery using the engine rotational speed and battery voltage
Inventor:
Florian Traub
Patented Case
View Patent ↗
Granted: Feb 24, 2004
Filed: Jul 25, 2002
Inventor
Florian Traub
Assignee (at issue)
Bayerische Motoren Werke Aktiengesellschaft
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.