Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11867326 | Profiled leak-before-press sealing ring for a press fitting with arc-shaped first type ring portions alternating with linear-shaped second type ring portions | — | 2024-01-09 |
| 10844981 | Press fitting for pipes having a check ring | Johannes Ruissen | 2020-11-24 |
| 6705592 | Closure for a container to be pressurized, as well as such a container | Willem Terpstra | 2004-03-16 |