- All sections
- E - Fixed constructions
- E01D - Bridges
- E01D 21/10 - Cantilevered erection
Patent holdings for IPC class E01D 21/10
Total number of patents in this class: 50
10-year publication summary
|
2
|
1
|
5
|
6
|
2
|
2
|
4
|
5
|
9
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rubrica Ingenieria y Arquitectura, S.L. | 12 |
4 |
| Doka Industrie GmbH | 34 |
3 |
| PERI SE | 414 |
3 |
| Road & Bridge International Co., Ltd. | 19 |
3 |
| PERI GmbH | 168 |
2 |
| Precasteel LLC | 11 |
2 |
| China Railway Hi-tech Industry Corporation Limited | 15 |
2 |
| The First Engineering Co., Ltd. of Ctce Group | 10 |
2 |
| Shanghai Civil Engineering Group Sixth Co., Ltd | 6 |
2 |
| China Railway No.4 Group Co., Ltd | 8 |
2 |
| China Railway Jiujiang Bridge Engineering Co., Ltd. | 12 |
2 |
| GS Engineering & Construction Corp. | 30 |
1 |
| HNTB Corporation | 6 |
1 |
| Ove ARUP & Partners Korea Ltd. | 2 |
1 |
| Shimizu Corporation | 94 |
1 |
| ULMA C y E, S. Coop. | 106 |
1 |
| University of Notre Dame du Lac | 563 |
1 |
| VSL International AG | 88 |
1 |
| Berd - Projecto, Investigação e Engenharia de Pontes, S.A. | 3 |
1 |
| China Railway Major Bridge Engineering Group Co., Ltd | 13 |
1 |
| Other owners | 14 |