Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D913528 | Reveal trim | Mark E. Brinkman | 2021-03-16 |
| D909619 | Corner post for a suspended ceiling system | Mark E. Brinkman | 2021-02-02 |
| 10640987 | Column cover reveal | — | 2020-05-05 |
| 4557547 | Connector for electrical supply system | — | 1985-12-10 |
| 4492420 | Electrical supply systems | — | 1985-01-08 |