Granted Patent
Utility
US 5,643,128 · App. 08/595,230
Harmonic drive using guided, floating cam driven cylinders as power transmitting elements
Inventor:
Othar P. Kennedy
Patented Case
View Patent ↗
Granted: Jul 1, 1997
Filed: Feb 1, 1996
Inventor
Othar P. Kennedy
Assignee (at issue)
AMI Industries, 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.