- All sections
- E - Fixed constructions
- E02D - Foundationsexcavationsembankmentsunderground or underwater structures
- E02D 27/42 - Foundations for poles, masts, or chimneys
Patent holdings for IPC class E02D 27/42
Total number of patents in this class: 1012
10-year publication summary
|
101
|
75
|
69
|
114
|
85
|
117
|
86
|
81
|
65
|
37
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Wobben Properties GmbH | 1219 |
33 |
| Terracon Consultants, Inc. | 40 |
24 |
| Nordex Energy Spain, S.A.U. | 173 |
22 |
| Holcim Technology Ltd. | 487 |
21 |
| Vestas Wind Systems A/S | 3801 |
21 |
| innogy SE | 196 |
19 |
| Itrec B.V. | 504 |
19 |
| RWE Renewables GmbH | 54 |
17 |
| Huaneng Clean Energy Research Institute | 509 |
16 |
| Siemens AG | 24020 |
12 |
| Smart & Green Mukran Concrete GmbH | 11 |
10 |
| Comrod AS | 51 |
8 |
| Esteyco S.A.P. | 32 |
8 |
| Fox Hardwood Lumber Company, L.L.C. | 42 |
8 |
| IHC Holland IE B.V. | 260 |
8 |
| Exposure Illumination Architects, Inc. | 35 |
7 |
| RUTE Foundation Systems, Inc. | 10 |
7 |
| Orsted Wind Power A/S | 97 |
7 |
| China Three Gorges Corporation | 226 |
7 |
| Technip France | 680 |
6 |
| Other owners | 732 |