Patent holdings for IPC class E01D 24/00

Total number of patents in this class: 9

10-year publication summary

0
0
1
1
2
0
0
0
1
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Dalian University of Technology
1608
1
Sumitomo (SEI) Steel Wire Corp.
32
1
Shanghai Mechanized Construction Group Co., Ltd.
18
1
Wuhan Erhang Road & Bridge Special Engineering Co. Ltd
1
1
China Construction Science and Industry Corporation Ltd.
61
1
Ningbo Municipal Engineering Construction Group Co., Ltd.
4
1
Road & Bridge International Co., Ltd.
22
1
China Railway Northeast Investment and Development Co., Ltd
1
1
The Second Engineering Co., Ltd of China Railway Seventh Group
1
1
Other owners 0