Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6338423 | Device for feeding material | — | 2002-01-15 |
| 4989833 | Method for changing the characteristic curve of a regulation valve under pressure and a regulation valve | — | 1991-02-05 |
| 4364415 | Method for attenuating a medium flow passing through a valve and a valve for applying the method | — | 1982-12-21 |