Granted Patent
Utility
US 6,686,547 · App. 09/772,204
Relay for a transfer mechanism which transfers power between a utility source and a stand-by generator
Inventors:
Robert D. Kern, Gerald C. Ruehlow, Francis X. Wedel, Jeffrey J. Jonas
Patented Case
View Patent ↗
Granted: Feb 3, 2004
Filed: Jan 29, 2001
Inventors
Robert D. Kern
Gerald C. Ruehlow
Francis X. Wedel
Jeffrey J. Jonas
Assignee (at issue)
Generac Power Systems, 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.