Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11118496 | Exhaust treatment device with multiple substrates | Sakib R. Kazi | 2021-09-14 |
| 11071828 | Colored seal system, method, and apparatus | Brian Dean Owens, Roland Clifford Park | 2021-07-27 |