Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6142259 | Method and device for controlling a hydraulic lift | Sead Veletovac, Daniel Moser, Roland Bisig, Richard von Holzen | 2000-11-07 |
| 6098647 | Load-holding brake valve | Ivan Hristov, Hans Staiger, Josef Zürcher | 2000-08-08 |
| 4727792 | Hydraulic holding valve | — | 1988-03-01 |
| 4679586 | Pilot operated relief valve | Hans-Peter Riedel, Josef Zürcher | 1987-07-14 |
| 4676140 | Hydraulic control system | — | 1987-06-30 |
| 4625756 | Pilot operated relief valve | Hans-Peter Riedel, Josef Zürcher | 1986-12-02 |
| 4381699 | Hydraulic control system | — | 1983-05-03 |
| 4205592 | Hydraulic control system | — | 1980-06-03 |