Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6889717 | Flexible conduit with pressure vault interlocked from below | Alain Coutarel, Francois Dupoiron, Louis Patrice Joël Jung | 2005-05-10 |
| 6843278 | Flexible duct with shrinkage-proof film | — | 2005-01-18 |
| 6840286 | Flexible tubular pipe | Patrice Jung | 2005-01-11 |