Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9774231 | Brush system for an electric motor | Frank Hartmann, Peter H. Stockmann | 2017-09-26 |
| 9742247 | Thermally protected electric motor | Frank Hartmann, Peter H. Stockmann, Frank Capristo, III | 2017-08-22 |