Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5314118 | Piezoelectric controllable nozzle resistance for hydraulic apparatus | — | 1994-05-24 |
| 5024247 | Control motor for a servo valve | — | 1991-06-18 |
| 4682063 | Control motor for a servo valve | — | 1987-07-21 |
| 4624284 | Servovalve | — | 1986-11-25 |
| 4242942 | Hydraulic positioner with feedback device | Reiner Bartholomaus, Karl-Heinz Bernhardt, Wolfgang Eberhard, Hans-Dieter Kokus, Heinz Schulte | 1981-01-06 |
| 4194719 | Hydraulic control valve | Roland Ewald | 1980-03-25 |