- All sections
- E - Fixed constructions
- E04C - Structural elementsbuilding materials
- E04C 5/12 - Anchoring devices
Patent holdings for IPC class E04C 5/12
Total number of patents in this class: 337
10-year publication summary
|
48
|
40
|
26
|
26
|
35
|
26
|
19
|
16
|
19
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Soletanche Freyssinet | 491 |
17 |
| VSL International AG | 92 |
16 |
| Precision-Hayes International Inc. | 34 |
14 |
| Cetres Holdings, LLC | 113 |
11 |
| Casne Verige Pty Ltd | 13 |
10 |
| CCL Stressing International Limited | 29 |
10 |
| Danmarks Tekniske Universitet | 1007 |
8 |
| Terracon Consultants, Inc. | 40 |
7 |
| Hohmann & Barnard, Incorporated | 127 |
6 |
| Wobben Properties GmbH | 1223 |
6 |
| Dywidag-Systems International GmbH | 77 |
5 |
| Tokyo Rope Manufacturing Co., Ltd. | 44 |
5 |
| Nordex Energy Spain, S.A.U. | 145 |
4 |
| Sumitomo Electric Industries, Ltd. | 15994 |
3 |
| CPC AG | 13 |
3 |
| General Technologies, Inc. | 31 |
3 |
| Geotech Pty Ltd | 3 |
3 |
| King Faisal University | 921 |
3 |
| Max Bogl Wind AG | 20 |
3 |
| Rayva International LLC | 6 |
3 |
| Other owners | 197 |