Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10502875 | Microtiled prismatic cube corner articles | Kenneth L. Smith, Nelson D. Sewall | 2019-12-10 |
| 10339804 | Sign to vehicle identification system | Jeffrey D. Janovec, Kenneth L. Smith, Michael R. Duoos, Travis L. Potts, James W. Howard +1 more | 2019-07-02 |