Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7752842 | Circuit for controlling a double-action hydraulic drive cylinder | Josef Zürcher | 2010-07-13 |
| 6098647 | Load-holding brake valve | Hubert Haussler, Hans Staiger, Josef Zürcher | 2000-08-08 |
| 4667698 | Hydraulic distributor | Sabi G. Sabev, Stefan D. Lasarov, Dimiter B. Todorov, Darina K. Koparanova | 1987-05-26 |