Granted Patent
Utility
US 6,580,375 · App. 09/847,927
Data processing system for a vehicle information system and method
Inventor:
Hans-Wilhelm Ruhl
Patented Case
View Patent ↗
Granted: Jun 17, 2003
Filed: May 3, 2001
Inventor
Hans-Wilhelm Ruhl
Assignee (at issue)
Mannesmann VDO 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.