Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5218990 | Multiway valve with piston slide valve | — | 1993-06-15 |
| 5078179 | Directional control valve | — | 1992-01-07 |
| 5004015 | Directional control device | Walter Heid, Gunther Muschong | 1991-04-02 |
| 4832081 | Control valve | Walter Heid, Gunther Muschong | 1989-05-23 |
| 4616675 | Solenoid-actuated directional control valve | — | 1986-10-14 |