Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12206303 | Switched reluctance machines without permanent magnets | Andrei Popov, Fred E. Hunstable | 2025-01-21 |
| 12095394 | Induction machines without permanent magnets | Andrei Popov, Fred E. Hunstable | 2024-09-17 |
| 12021467 | Reluctance synchronous machines without permanent magnets | Andrei Popov, Fred E. Hunstable | 2024-06-25 |
| 12009717 | Multi-tunnel electric machine | Fred E. Hunstable, Andrei Popov | 2024-06-11 |
| 11532963 | Torque tunnel Halbach Array electric machine | Fred E. Hunstable, Andrei Popov | 2022-12-20 |
| 11502570 | Multi-tunnel electric machine | Fred E. Hunstable, Andrei Popov | 2022-11-15 |
| D914602 | Motor | — | 2021-03-30 |
| 10751829 | Hand held arc welding rod holder with integral arc welding lead contact and automatic arc welding rod feed mechanism | — | 2020-08-25 |