Granted Patent
Utility
US 6,628,864 · App. 09/803,367
Optical code generation and detection
Inventors:
David Richardson, Periklis Petropoulis, Morten Ibsen, Peh Chiong Teh
Patented Case
View Patent ↗
Granted: Sep 30, 2003
Filed: Mar 8, 2001
Inventors
David Richardson
Periklis Petropoulis
Morten Ibsen
Peh Chiong Teh
Assignee (at issue)
University of Southampton
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.