Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6973941 | Control valve with low noise and enhanced flow characteristics | — | 2005-12-13 |
| 6935616 | Balanced plug valve | — | 2005-08-30 |
| 6932321 | Balanced-plug cage style control valve and bonnet seal assembly | — | 2005-08-23 |
| 6883554 | Heddle damping system | Franz Mettler | 2005-04-26 |