Granted Patent
Utility
US 5,998,945 · App. 08/986,154
Hysteresis current controller for a reluctance machine
Inventor:
Charles Richard Elliott
Patented Case
View Patent ↗
Granted: Dec 7, 1999
Filed: Dec 5, 1997
Inventor
Charles Richard Elliott
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.