Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11203102 | Gearless in-line torque limited device | David Ivinson, David Tory | 2021-12-21 |
| 11141842 | Gearless spring washer high torque device | David Ivinson, David Tory | 2021-10-12 |
| 10920833 | Gearless torque drive | David Ivinson, David Tory | 2021-02-16 |