Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D864200 | Fingerprint reader | Martin Earl Holman, IV, Jeffrey C. Parker, Zhengzhong Liu, Memphis-Zhihong Yin | 2019-10-22 |
| 7586591 | Light wedge for illuminating a platen in a print scanner | George McClurg | 2009-09-08 |
| 7103201 | Methods for capturing fingerprint images using a moving platen | Walter Scott | 2006-09-05 |
| 6867850 | Light wedge for illuminating a platen in a print scanner | George McClurg | 2005-03-15 |
| 6687391 | Adjustable, rotatable finger guide in a tenprint scanner with movable prism platen | Walter Scott, John F. Carver | 2004-02-03 |
| 6628813 | Individualized fingerprint scanner | Walter Scott | 2003-09-30 |
| 6178255 | Individualized fingerprint scanner | Walter Scott | 2001-01-23 |