Granted Patent
Utility
US 6,477,459 · App. 09/535,329
Method for informing motor vehicle drivers
Inventor:
Wolfgang Wunderlich
Patented Case
View Patent ↗
Granted: Nov 5, 2002
Filed: Mar 27, 2000
Inventor
Wolfgang Wunderlich
Assignee (at issue)
Robert Bosch GmbH
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.