Granted Patent
Utility
US 5,023,908 · App. 07/341,932
Method and apparatus for personal identification
Inventor:
Kenneth P. Weiss
Patented Case
View Patent ↗
Granted: Jun 11, 1991
Filed: Apr 21, 1989
Inventor
Kenneth P. Weiss
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.