Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8365760 | Slide valve with temperature barrier | — | 2013-02-05 |
| 8327870 | Slide valve with slider plate sealing mechanism | — | 2012-12-11 |
| 8235355 | Slide valve, in particular for blocking a line conveying media | — | 2012-08-07 |
| 7014164 | Device for protection against explosions in pipe-line | — | 2006-03-21 |
| 6010112 | Driving device for a shut-off device in a pipe-line | — | 2000-01-04 |
| 5549278 | Parallel-slide gate valve | — | 1996-08-27 |
| 4742990 | Gate valve | Hans Stalder | 1988-05-10 |
| 4646777 | Flat slide valve with notched guide strips | Hans Stalder | 1987-03-03 |
| 4546788 | Slide valve construction | Hans Stalder | 1985-10-15 |
| 4522224 | Gate valve construction | Hans Stalder | 1985-06-11 |
| 4279402 | Explosion barring shutoff device | Joseph Wey, Hans Stalder | 1981-07-21 |