Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9488303 | Pipe coupling | Yves Stefani | 2016-11-08 |
| 9303771 | Butterfly valve with a rigid seal | Yves Stefani | 2016-04-05 |
| 8800965 | Butterfly valve with a rigid seal | Yves Stefani | 2014-08-12 |
| 8616585 | Pipe coupling | Yves Stefani | 2013-12-31 |
| 8348236 | Butterfly valve with a rigid seal | Yves Stefani | 2013-01-08 |
| 8104796 | Pipe coupling | Yves Stefani | 2012-01-31 |