Patent holdings for IPC class E04C 5/12

Total number of patents in this class: 324

10-year publication summary

43
59
45
28
30
42
28
26
16
11
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Soletanche Freyssinet
477
17
VSL International AG
87
16
Precision-Hayes International Inc.
34
14
Casne Verige Pty Ltd
13
10
Cetres Holdings, LLC
106
9
Danmarks Tekniske Universitet
963
8
CCL Stressing International Limited
27
7
Terracon Consultants, Inc.
41
7
Hohmann & Barnard, Incorporated
138
6
Wobben Properties GmbH
1213
6
Tokyo Rope Manufacturing Co., Ltd.
45
5
Sika Technology AG
2855
4
Sumitomo Electric Industries, Ltd.
15391
3
CPC AG
10
3
Dywidag-Systems International GmbH
75
3
General Technologies, Inc.
26
3
Geotech Pty Ltd
3
3
King Faisal University
908
3
Max Bogl Wind AG
20
3
Rayva International LLC
6
3
Other owners 191