Granted Patent
Utility
US 5,222,152 · App. 07/794,476
Portable fingerprint scanning apparatus for identification verification
Inventors:
Glenn M. Fishbine, Robert J. Withoff
Patented Case
View Patent ↗
Granted: Jun 22, 1993
Filed: Nov 19, 1991
Inventors
Glenn M. Fishbine
Robert J. Withoff
Assignee (at issue)
Digital Biometrics, 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.