Granted Patent
Utility
US 6,660,407 · App. 10/031,748
Friction-welded shaft-disc assembly and method for the manufacture thereof
Inventors:
Jens Bender, Cornelius Hentrich, Jan Köll, Theodor Mayer, Rudolf Reinhardt, Hans Zechmann, Rudolf Paasch
Patented Case
View Patent ↗
Granted: Dec 9, 2003
Filed: Jun 11, 2002
Inventors
Jens Bender
Cornelius Hentrich
Jan Köll
Theodor Mayer
Rudolf Reinhardt
Hans Zechmann
Rudolf Paasch
Assignee (at issue)
Daimlerchrysler 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.