Granted Patent
Utility
US 5,376,877 · App. 07/897,380
Engine-driven generator
Inventors:
Robert D. Kern, Gerald C. Ruehlow, Graham W. McLean, Michael R. Wheeley, Frank Wedel, Mark Kastner
Patented Case
View Patent ↗
Granted: Dec 27, 1994
Filed: Jun 11, 1992
Inventors
Robert D. Kern
Gerald C. Ruehlow
Graham W. McLean
Michael R. Wheeley
Frank Wedel
Mark Kastner
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.