- All sections
- E - Fixed constructions
- E04C - Structural elements; building materials
- E04C 5/12 - Anchoring devices
Patent holdings for IPC class E04C 5/12
Total number of patents in this class: 331
10-year publication summary
33
|
43
|
59
|
45
|
28
|
30
|
41
|
27
|
24
|
7
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Soletanche Freyssinet | 480 |
17 |
VSL International AG | 86 |
16 |
Precision-Hayes International Inc. | 40 |
14 |
Sorkin, Felix | 28 |
13 |
Casne Verige Pty Ltd | 13 |
10 |
Hohmann & Barnard, Incorporated | 158 |
9 |
Danmarks Tekniske Universitet | 902 |
8 |
Terracon Consultants, Inc. | 42 |
7 |
CCL Stressing International Limited | 24 |
6 |
Cetres Holdings, LLC | 98 |
6 |
Wobben Properties GmbH | 1207 |
6 |
Sika Technology AG | 2650 |
5 |
Tokyo Rope Manufacturing Co., Ltd. | 49 |
5 |
Sumitomo Electric Industries, Ltd. | 14131 |
3 |
CPC AG | 8 |
3 |
Dywidag-Systems International GmbH | 70 |
3 |
Geotech Pty Ltd | 3 |
3 |
Rayva International LLC | 6 |
3 |
University of Canterbury | 29 |
3 |
Hickory Design Pty Ltd | 14 |
3 |
Other owners | 188 |