Granted Patent
Utility
US 5,327,992 · App. 08/053,262
Method for controlling a hybrid drive which drives a vehicle
Inventor:
Wolf Boll
Patented Case
View Patent ↗
Granted: Jul 12, 1994
Filed: Apr 28, 1993
Inventor
Wolf Boll
Assignee (at issue)
MERCEDES-BENZ GROUP AG
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.