Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9782868 | Slide grinding machine | Egon Schmidt, Ralf Mueller, Erwin Denninger | 2017-10-10 |
| 9463549 | Method of gap setting slide grinding machine | Egon Schmidt, Ralf Mueller, Erwin Denninger | 2016-10-11 |
| 7259692 | Hybrid power management system and method | — | 2007-08-21 |