Granted Patent
Utility
US 6,548,768 · App. 09/676,892
Determination of a position code
Inventors:
Mats Petter Pettersson, Tomas Edso
Patented Case
View Patent ↗
Granted: Apr 15, 2003
Filed: Oct 2, 2000
Inventors
Mats Petter Pettersson
Tomas Edso
Assignee (at issue)
Anoto AB
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.