Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11098634 | Exhaust manifold constructions including thermal barrier coatings for opposed-piston engines | — | 2021-08-24 |
| 10989136 | Parent bore cylinder block of an opposed-piston engine | Andrew P. Perr, Gary A. Vrsek | 2021-04-27 |