Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9334991 | Device for the connection of two pipe or hose ends provided with flanges | — | 2016-05-10 |
| 8991873 | Device for connecting pipelines subjected to changes in axial length | — | 2015-03-31 |
| 8616588 | Pipe coupling for connecting two pipe ends | — | 2013-12-31 |
| 8398054 | Device for throttling the free cross-section of a steam pipe | — | 2013-03-19 |
| 7434851 | Device for the connection of high-pressure conduit pipes | — | 2008-10-14 |
| 7364205 | Coupling for a steel spiral flexible hose | — | 2008-04-29 |
| 7195288 | Pipe coupling | — | 2007-03-27 |
| 7182095 | Vapor valve | — | 2007-02-27 |
| 6672631 | Pipe coupling with rapid acting closure | — | 2004-01-06 |
| 6523230 | Coupling for corrugated flexible hose | — | 2003-02-25 |
| 6050615 | Pipe coupling having clamp halves and quick-action closure | — | 2000-04-18 |
| 5632299 | Water and steam mixing device | — | 1997-05-27 |
| 5314215 | Flange ring | — | 1994-05-24 |
| 5074600 | Device for connecting the end of a hose to a connecting spigot | — | 1991-12-24 |
| 4913470 | Automatically adjustable tube coupling for tubes of varying diameters | — | 1990-04-03 |
| 4872711 | Device for connecting a hose end to a connecting spigot | — | 1989-10-10 |
| 4802695 | Pipe screwed connection | — | 1989-02-07 |
| 4747622 | Pipe connection | — | 1988-05-31 |
| 4695079 | Device for connecting the ends of two pipes | — | 1987-09-22 |
| 4687234 | Connection coupling | — | 1987-08-18 |
| 4659120 | Tube coupling | — | 1987-04-21 |
| 4643464 | Device for connecting two pipe ends | — | 1987-02-17 |
| 4556241 | Device to connect hose or pipe ends | — | 1985-12-03 |
| 4555131 | Coupling for connecting hose or pipe ends | — | 1985-11-26 |
| 4496176 | Device for connecting flanged pipes | — | 1985-01-29 |