Granted Patent
Utility
US 6,092,020 · App. 09/117,941
Method and apparatus for obtaining traffic situation data
Inventors:
Ulrich Fastenrath, Markus Becker, Rainer Ogger
Patented Case
View Patent ↗
Granted: Jul 18, 2000
Filed: Aug 10, 1998
Inventors
Ulrich Fastenrath
Markus Becker
Rainer Ogger
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.