Granted Patent
Utility
US 6,741,007 · App. 09/917,289
Permanent magnet motor assembly having a device and method of reducing parasitic losses
Inventors:
Martin Wayne Frash, Richard L. Hockney, Michael Francis Smith
Patented Case
View Patent ↗
Granted: May 25, 2004
Filed: Jul 27, 2001
Inventors
Martin Wayne Frash
Richard L. Hockney
Michael Francis Smith
Assignee (at issue)
Beacon Power, 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.