Granted Patent
Utility
US 5,724,477 · App. 08/472,957
Compensation for input voltage variation in an electric motor drive
Inventors:
Paul Webster, Geoffrey T. Brown, David Mark Sugden
Patented Case
View Patent ↗
Granted: Mar 3, 1998
Filed: Jun 7, 1995
Inventors
Paul Webster
Geoffrey T. Brown
David Mark Sugden
Assignee (at issue)
Switched Reluctance Drives Limited
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.