Granted Patent
Utility
US 5,670,877 · App. 08/349,279
Shaft rotation sensor with magnetic sensors angularly spaced apart with respect to a magnetic source
Inventor:
Donald J. Scheiber
Patented Case
View Patent ↗
Granted: Sep 23, 1997
Filed: Dec 5, 1994
Inventor
Donald J. Scheiber
Assignee (at issue)
HUGHES ELECTRONICS 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.