Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5146889 | Governor assist mechanism | Steven M. Swanson, Nick V. Halstead | 1992-09-15 |
| 5003949 | Governor assist mechanism | Nick V. Halstead | 1991-04-02 |
| 4812266 | Carburetor altitude compensator apparatus | — | 1989-03-14 |
| 4638777 | Prechamber fuel control system | Warren E. Snyder | 1987-01-27 |