Granted Patent
Utility
US 5,504,382 · App. 08/185,541
Field controlled permanent magnet alternator
Inventors:
Michael John Douglass, Scot A. Webb
Patented Case
View Patent ↗
Granted: Apr 2, 1996
Filed: Jan 24, 1994
Inventors
Michael John Douglass
Scot A. Webb
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.