Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9784375 | Pressure independent control valve | — | 2017-10-10 |
| 5775369 | Flow regulating valve | — | 1998-07-07 |
| 4977310 | Programmable control or regulating device | Werner Studer, Marcel Strotz | 1990-12-11 |