Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5937692 | Method for manufacturing the armature housing of a slide valve | — | 1999-08-17 |
| 5664761 | Disk valve | Hermann Kott | 1997-09-09 |
| 5219148 | Disc valve | — | 1993-06-15 |
| 4946131 | Arrangement for damping linear movements | — | 1990-08-07 |
| 4938120 | Device for influencing the reset value of a valve | Carl H. Hafele | 1990-07-03 |
| 4875659 | Servo-valve | Carl H. Hafele | 1989-10-24 |