Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4762431 | Modified thermal printing using a heated roller and with lift-off correction | Clifford M. Denny, Hugh T. Findlay, Deh C. Tao | 1988-08-09 |
| 4504840 | Thermal printing with ink replenishment | Julie F. Evans, Hugh T. Findlay, Deh C. Tao | 1985-03-12 |