Granted Patent
Utility
US 6,131,064 · App. 08/794,806
Vehicle-autonomous detection of traffic backup
Inventor:
Stefan Vieweg
Patented Case
View Patent ↗
Granted: Oct 10, 2000
Filed: Feb 4, 1997
Inventor
Stefan Vieweg
Assignee (at issue)
Mannesmann 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.