Granted Patent
Utility
US 6,188,781 · App. 09/124,182
Method and apparatus for illuminating a fingerprint through side illumination of a platen
Inventor:
Kenneth Brownlee
Patented Case
View Patent ↗
Granted: Feb 13, 2001
Filed: Jul 28, 1998
Inventor
Kenneth Brownlee
Assignee (at issue)
DIGITALPERSONA, 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.