Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10826348 | Open-core flywheel architecture | John R. Hull, John A. Mittleider | 2020-11-03 |
| 10692652 | Methods for manufacturing magnetic composite structures with high mechanical strength | John R. Hull, Mark S. Wilenski | 2020-06-23 |