Granted Patent
Utility
US 6,567,736 · App. 09/831,034
Speed difference regulation of a switchable frictional engagement control
Inventors:
Wolfgang Danz, Andreas Piepenbrink, Andreas Schwenger
Patented Case
View Patent ↗
Granted: May 20, 2003
Filed: May 3, 2001
Inventors
Wolfgang Danz
Andreas Piepenbrink
Andreas Schwenger
Assignee (at issue)
ZF Batavia L.L.C.
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.