Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8536814 | Limiting peak electrical power drawn by mining excavators | Joy Mazumdar, Walter Köllner, Michael G. Onsager, Ekkehard Pittius | 2013-09-17 |
| 8487559 | Diesel-electric drive system | Olaf Körner | 2013-07-16 |
| 8188807 | Attenuation element | Mark-Matthias Bakran | 2012-05-29 |
| 8174225 | Limiting peak electrical power drawn by mining excavators | Joy Mazumdar, Walter Köllner, Michael G. Onsager, Ekkehard Pittius | 2012-05-08 |