Granted Patent
Utility
US 4,628,532 · App. 06/513,403
Alphanumeric handprint recognition
Inventors:
David Stone, Leon A. Pintsov, Donald P. D'Amato
Patented Case
View Patent ↗
Granted: Dec 9, 1986
Filed: Jul 14, 1983
Inventors
David Stone
Leon A. Pintsov
Donald P. D'Amato
Assignee (at issue)
Scan-Optics 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.