Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12199481 | Externally excited electric synchronous machine | Guanqun Chen, Penyo Topalov | 2025-01-14 |
| 12183505 | Electrical rotary transformer for inductive energy transmission | Penyo Topalov | 2024-12-31 |
| 12166388 | Inductively electrically excited synchronous machine | Thorsten Grelle, Peter Kozlowski, Penyo Topalov | 2024-12-10 |