Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9605781 | Threaded connection comprising at least one threaded element with an end lip for a metal tube | Sylvain Beigneux, Daly Daly, Bertrand Maillon, Eric Verger, Michihiko Iwamoto +3 more | 2017-03-28 |
| 9568125 | Threaded joint for steel pipes | Suguru Yamaguchi, Keiichi Nakamura, Masaaki Sugino, Michihiko Iwamoto, Gabriel Briquet +3 more | 2017-02-14 |
| 8641100 | Threaded tubular connection which is leak-proof under internal and external successive pressure loads | Olivier Tartar | 2014-02-04 |
| 8485563 | Sealed tubular connection used in the oil industry | Olivier Tartar | 2013-07-16 |