Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4332509 | Riser pipe system for collecting and raising petroleum produced from an underwater deposit | Christian Athe, Jean-Paul Aubert | 1982-06-01 |
| 4284249 | Device to unroll and to roll up elongated flexible articles such as conduits or cables | Lucien Legallasi, Guy Planquette | 1981-08-18 |