Granted Patent
Utility
US 6,681,151 · App. 09/738,542
System and method for servoing robots based upon workpieces with fiducial marks using machine vision
Inventors:
Russ Weinzimmer, Aaron S. Wallack
Patented Case
View Patent ↗
Granted: Jan 20, 2004
Filed: Dec 15, 2000
Inventors
Russ Weinzimmer
Aaron S. Wallack
Assignee (at issue)
Cognex Technology and Investment LLC
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.