Granted Patent
Utility
US 5,677,522 · App. 08/395,420
Method and apparatus for non-contact reading of a relief pattern
Inventors:
David Andrew Rice, Jacobus M. Oschmann, Edward M. Valovage, Marc J. Viggiano
Patented Case
View Patent ↗
Granted: Oct 14, 1997
Filed: Feb 27, 1995
Inventors
David Andrew Rice
Jacobus M. Oschmann
Edward M. Valovage
Marc J. Viggiano
Assignee (at issue)
Sensis Corporation
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.