- All sections
- E - Fixed constructions
- E02D - Foundationsexcavationsembankmentsunderground or underwater structures
- E02D 27/18 - Foundations formed by making use of caissons
Patent holdings for IPC class E02D 27/18
Total number of patents in this class: 23
10-year publication summary
|
1
|
4
|
6
|
2
|
1
|
5
|
0
|
1
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Geopier Foundation Company, Inc. | 144 |
6 |
| Neodrill AS | 40 |
5 |
| Grade Separation Systems Inc. | 5 |
2 |
| Equinor Energy AS | 491 |
2 |
| Core Geotechnics Co., Ltd. | 5 |
1 |
| Hitachi Zosen Corporation | 621 |
1 |
| Keystone Engineering Inc. | 8 |
1 |
| Kyoto University | 2798 |
1 |
| Max Bogl Bauunternehmung GmbH & Co. KG | 24 |
1 |
| Nanyang Technological University | 1992 |
1 |
| Zhejiang University City College | 50 |
1 |
| COBOD International A/S | 10 |
1 |
| Other owners | 0 |