Patent holdings for IPC class E01D 11/00

Total number of patents in this class: 33

10-year publication summary

0
6
4
0
0
0
0
0
1
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Dywidag-Systems International GmbH
79
5
VSL International AG
93
5
Soletanche Freyssinet
492
4
Danmarks Tekniske Universitet
1040
2
The Boeing Company
20196
1
Freyssinet International (STUP)
6
1
GS Engineering & Construction Corp.
34
1
Hardwire, LLC
54
1
Hitachi Zosen Corporation
589
1
Honshu-shikoku Bridge Expressway Company Limited
3
1
IHI Infrastructure Systems Co., Ltd.
17
1
ITT Enidine Inc.
56
1
JFE Steel Corporation
7599
1
Technische Universitat Wien
403
1
University of Utah Research Foundation
1869
1
1910623 Alberta Ltd.
2
1
CCCC Second Highway Consultant Co., Ltd.
1
1
TP Europoort Holding B.V.
1
1
Mageba Services & Technology AG
30
1
London, Carlos
1
1
Other owners 1