Granted Patent
Utility
US 5,481,171 · App. 08/192,625
Method and apparatus for symmetrical current starting of polyphase induction motors
Inventor:
Thomas J. Woginrich, Jr.
Patented Case
View Patent ↗
Granted: Jan 2, 1996
Filed: Feb 7, 1994
Inventor
Thomas J. Woginrich, Jr.
Assignee (at issue)
JAMES RIVER CORPORATION OF VIRGINIA
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.