Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11624333 | Exhaust safety system for an engine | Martin L. Radue, David Hasler, Donald Castle, Michael E. Smies | 2023-04-11 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11624333 | Exhaust safety system for an engine | Martin L. Radue, David Hasler, Donald Castle, Michael E. Smies | 2023-04-11 |