Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D938069 | Bollard cap | Brett S. Carlson | 2021-12-07 |
| D932062 | Bollard crown fixture | Brett S. Carlson | 2021-09-28 |
| 11060673 | Luminaires with transition zones for glare control | Yulia Tyukhova, John Bryan Harvey, Jie Chen, Craig Eugene Marquardt, Daniel Vincent Sekowski | 2021-07-13 |
| D925088 | Light fixture | Adam Pate, John E. Sakmar, Luke J. Siefker, Mark E. Mnich, Eric Fickas | 2021-07-13 |
| D912850 | Bollard | Brett S. Carlson | 2021-03-09 |
| D912871 | Side mount light fixture | Adam Pate, John E. Sakmar, Luke J. Siefker, Mark E. Mnich, Eric Fickas | 2021-03-09 |