Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11913561 | Shut-off valve | Raphael Herbst | 2024-02-27 |
| 8539673 | Method and device for machining a sealing seat of a shut-off valve | Siegfried Gügel, Karl-Heinz Herzing, Josef Sprehe | 2013-09-24 |