Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11028909 | Simplified gearbox mechanism | — | 2021-06-08 |
| 11028910 | Spiral cam gearbox mechanism | — | 2021-06-08 |
| 11015685 | Axial cam gearbox mechanism | Barry F. Koch | 2021-05-25 |
| 10927932 | Axial cam gearbox mechanism | — | 2021-02-23 |