- All sections
- E - Fixed constructions
- E02D - Foundationsexcavationsembankmentsunderground or underwater structures
- E02D 13/04 - Guide devicesGuide frames
Patent holdings for IPC class E02D 13/04
Total number of patents in this class: 235
10-year publication summary
|
8
|
14
|
22
|
17
|
25
|
31
|
29
|
20
|
18
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Itrec B.V. | 505 |
32 |
| IHC Iqip Holding B.V. | 21 |
13 |
| Iqip Holding B.V. | 59 |
10 |
| Heerema Marine Contractors Nederland SE | 59 |
9 |
| IHC Holland IE B.V. | 261 |
7 |
| Soletanche Freyssinet | 492 |
7 |
| IHC Sea Steel Limited | 6 |
6 |
| Ojjo, Inc. | 132 |
6 |
| Bauer Maschinen GmbH | 242 |
4 |
| FMC Technologies, Inc. | 609 |
4 |
| Marine Current Turbines Limited | 5 |
4 |
| Quanta Associates, L.P. | 445 |
4 |
| Saipem S.A. | 229 |
4 |
| Comrod AS | 50 |
3 |
| IHC Iqip UK Ltd. | 3 |
3 |
| Macgregor Norway AS | 44 |
3 |
| Vallourec Deutschland GmbH | 34 |
3 |
| Jiangsu GoldWind Science & Technology Co., Ltd. | 68 |
3 |
| Deme Offshore BE NV | 48 |
3 |
| China Harbour Engineering Company Ltd. | 96 |
3 |
| Other owners | 104 |