Granted Patent
Utility
US 5,489,845 · App. 08/308,790
Encoder system and method for determining absolute rotor position by taking a mid value of the multiple coil output sinusoidal signals
Inventors:
Charles F. Weber, Kah S. Oo, Rodolfo Palma
Patented Case
View Patent ↗
Granted: Feb 6, 1996
Filed: Sep 19, 1994
Inventors
Charles F. Weber
Kah S. Oo
Rodolfo Palma
Assignee (at issue)
Ford Motor Company
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.