Granted Patent
Utility
US 6,369,532 · App. 09/773,410
Control system for an electric motor having an integral flywheel rotor
Inventors:
Robert Koenen, Scott Wesenberg
Patented Case
View Patent ↗
Granted: Apr 9, 2002
Filed: Feb 1, 2001
Inventors
Robert Koenen
Scott Wesenberg
Assignee (at issue)
Briggs & Stratton, LLC
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.