Granted Patent
Utility
US 6,622,070 · App. 09/423,395
Diagnostic device for monitoring a sub-system in a motor vehicle
Inventors:
Heinrich Wacker, Erwin Burner, Peter Reiser
Patented Case
View Patent ↗
Granted: Sep 16, 2003
Filed: Jan 21, 2000
Inventors
Heinrich Wacker
Erwin Burner
Peter Reiser
Assignee (at issue)
J. Eberspaecher GmbH & Co. KG
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.