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  • E - Fixed constructions
  • E01D - Bridges
  • E01D 11/02 - Suspension bridges

Patent holdings for IPC class E01D 11/02

Total number of patents in this class: 35

10-year publication summary

2
4
4
2
1
0
4
1
4
0
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Dywidag-Systems International GmbH
75
3
Danmarks Tekniske Universitet
969
2
Tutech Innovation GmbH
29
2
VSL International AG
88
2
The Trustees of Columbia University in the City of New York
3568
1
Guangxi University
83
1
Hardwire, LLC
45
1
Ingeturarte, S.L.
2
1
Nantaise des Ponts et Pylones International
2
1
Nippon Steel Engineering Co., Ltd.
206
1
Shenzhen Municipal Design & Research Institute Co., Ltd.
24
1
Soletanche Freyssinet
480
1
Technische Universitat Hamburg-harburg
44
1
Universidad de Granada
307
1
1910623 Alberta Ltd.
2
1
Institute of Rock and Soil Mechanics, Chinese Academy of Sciences
72
1
Jiangsu Fasten Steel Cable Co., Ltd.
10
1
Technical University Hamburg-harburg
1
1
China Railway Hi-tech Industry Corporation Limited
15
1
China Railway Bridge Science Research Institute, Ltd.
5
1
Other owners 10

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