Granted Patent
Utility
US 5,797,540 · App. 08/789,695
Method of making a power-transmitting coupling
Inventor:
Robert D. Kern
Patented Case
View Patent ↗
Granted: Aug 25, 1998
Filed: Jan 27, 1997
Inventor
Robert D. Kern
Assignee (at issue)
Genewal Co., Ltd.
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.