Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4454783 | Diesel engine control linkage | Randall L. Sierk | 1984-06-19 |
| 4388038 | Automatic locking pin retraction mechanism | — | 1983-06-14 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4454783 | Diesel engine control linkage | Randall L. Sierk | 1984-06-19 |
| 4388038 | Automatic locking pin retraction mechanism | — | 1983-06-14 |