Granted Patent
Utility
US 5,210,378 · App. 07/737,784
Joint assembly for power and signal coupling between relatively rotatable structures
Inventor:
Alain Tusques
Patented Case
View Patent ↗
Granted: May 11, 1993
Filed: Jul 30, 1991
Inventor
Alain Tusques
Assignee (at issue)
Schaeffer Magnetics, Inc.
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.