Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12241552 | Turboexpander labyrinth seal | Duane Bergmann, Asit Singhal, Geoff Legg | 2025-03-04 |
| 11686390 | Turboexpander labyrinth seal | Duane Bergmann, Asit Singhal, Geoff Legg | 2023-06-27 |
| 10056184 | Segmented core cap system for toroidal transformers | Madison Daily | 2018-08-21 |