- Sections
- E - Constructions fixes
- E02D - Fondationsexcavationsdiguesouvrages souterrains ou sous l'eau
- E02D 7/20 - Mise en place par pression ou traction
Détention brevets de la classe E02D 7/20
Brevets de cette classe: 84
Historique des publications depuis 10 ans
|
10
|
10
|
3
|
5
|
6
|
5
|
12
|
6
|
7
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Giken Ltd. | 61 |
7 |
| Samil Engineering & Construction Co.,Ltd | 25 |
4 |
| Delta SubSea LLC | 27 |
3 |
| Heerema Marine Contractors Nederland SE | 59 |
3 |
| Qingdao Jingli Engineering Co,. Ltd. | 5 |
3 |
| Equinor Energy AS | 498 |
3 |
| Siemens AG | 23996 |
2 |
| Herrenknecht AG | 215 |
2 |
| Neodrill AS | 40 |
2 |
| Nippon Steel & Sumikin Engineering Co., Ltd. | 169 |
2 |
| Subsea 7 Norway AS | 94 |
2 |
| Sunward Intelligent Equipment Co., Ltd. | 40 |
2 |
| China Three Gorges Corporation | 227 |
2 |
| Situ-Places, Inc. | 10 |
2 |
| Aker Solutions AS | 174 |
1 |
| Chtc Jove Heavy Industry Company | 4 |
1 |
| Crux Subsurface, Inc. | 5 |
1 |
| Eco-top Co., Ltd. | 3 |
1 |
| GEOSEC S.r.l. | 13 |
1 |
| GS Engineering & Construction Corp. | 34 |
1 |
| Autres propriétaires | 39 |