Granted Patent
Utility
US 5,856,888 · App. 08/647,599
Split beam optical character reader
Inventors:
William D. Ross, Gary A. van Beek
Patented Case
View Patent ↗
Granted: Jan 5, 1999
Filed: May 13, 1996
Inventors
William D. Ross
Gary A. van Beek
Assignee (at issue)
AIT CO., LTD.
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.