Granted Patent
Utility
US 5,921,992 · App. 08/840,198
Method and system for frameless tool calibration
Inventors:
James B. Costales, James S. Bath, Christophe Mauge, Eric R. Cosman
Patented Case
View Patent ↗
Granted: Jul 13, 1999
Filed: Apr 11, 1997
Inventors
James B. Costales
James S. Bath
Christophe Mauge
Eric R. Cosman
Assignee (at issue)
Radionics, 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.