Granted Patent
Utility
US 5,172,039 · App. 07/760,761
Device utilizing capacitive coupling to provide an output indicative of angular relationship
Inventor:
Alan R. Owens
Patented Case
View Patent ↗
Granted: Dec 15, 1992
Filed: Sep 16, 1991
Inventor
Alan R. Owens
Assignee (at issue)
Staodyn, 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.