Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12371949 | Subsea risers | Gustavo Queiroz Hepner, Luiz Carlos De Lemos Junior | 2025-07-29 |
| 11828113 | Installing subsea risers | Luiz Carlos De Lemos Junior, Andre Ramiro Amorim, Gustavo Queiroz Hepner, Frederico Nicoletti de Fraga, Joao Carlos Carvalho Gouveia +2 more | 2023-11-28 |
| 11549314 | Subsea riser systems | Luiz Carlos De Lemos Junior, Gustavo Queiroz Hepner, Andre Ramiro Amorim, Joao Carlos Carvalho Gouveia, Frederico Nicoletti de Fraga +1 more | 2023-01-10 |
| 11421486 | Offloading hydrocarbons from subsea fields | Sigbjorn Daasvatn | 2022-08-23 |
| 9422773 | Relating to buoyancy-supported risers | Frederico Nicoletti De Fraga, Chunqun Ji, Chunfa Wu, Yun Ding | 2016-08-23 |