Granted Patent
Utility
US 5,981,940 · App. 08/929,539
Angle measuring system with a clampable shaft
Inventors:
Robert Setbacken, Richard M. Goeden
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Sep 15, 1997
Inventors
Robert Setbacken
Richard M. Goeden
Assignee (at issue)
Renco Encoders 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.