Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9197233 | Low power ADC for high dynamic range integrating pixel arrays | Stephen D. Gaalema, William Bahn, Tue Tran | 2015-11-24 |
| 4693026 | Changeable message outdoor advertising sign | David T. Callahan | 1987-09-15 |