Granted Patent
Utility
US 6,533,181 · App. 09/620,541
Direct marking of parts with encoded symbology method, apparatus and symbolody
Inventors:
Donald L. Roxby, Stephanie Mann
Patented Case
View Patent ↗
Granted: Mar 18, 2003
Filed: Jul 22, 2000
Inventors
Donald L. Roxby
Stephanie Mann
Assignee (at issue)
Robotic Vision Systems, 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.