Granted Patent
Utility
US 5,602,452 · App. 08/531,172
Regeneration current-spike limiter for six-step motor drives
Inventor:
Mark J. Underhill
Patented Case
View Patent ↗
Granted: Feb 11, 1997
Filed: Sep 19, 1995
Inventor
Mark J. Underhill
Assignee (at issue)
Moog Inc.
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.