Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11015308 | Roadway marker control system | Douglas D. Dolinar, William R. Haller, Matthew W. Smith | 2021-05-25 |
| 10392756 | Roadway marker control system | Douglas D. Dolinar, William R. Haller, Matthew W. Smith | 2019-08-27 |
| 9784843 | Enhanced roadway mark locator, inspection apparatus, and marker | Douglas D. Dolinar, William R. Haller, Matthew W. Smith | 2017-10-10 |