Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9950365 | Device for fastening a perforated block and perforated block | Benno Steiner, Harry Amsler | 2018-04-24 |
| 8939331 | Sliding closure for a metallurgical container | Phillipp Ackermann, Werner Keller | 2015-01-27 |