- All sections
- E - Fixed constructions
- E01D - Bridges
- E01D 19/02 - PiersAbutments
Patent holdings for IPC class E01D 19/02
Total number of patents in this class: 175
10-year publication summary
|
12
|
12
|
13
|
12
|
14
|
18
|
19
|
16
|
13
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| PERI SE | 439 |
5 |
| Shandong University | 1152 |
4 |
| Shenzhen Municipal Design & Research Institute Co., Ltd. | 24 |
4 |
| Supportec Co., Ltd. | 12 |
4 |
| Hengqin Gonge Technology Co., Ltd. | 5 |
4 |
| Contech Engineered Solutions LLC | 282 |
3 |
| FiberCore IP B.V. | 27 |
3 |
| Hitachi Zosen Corporation | 602 |
3 |
| Laing O'Rourke plc | 29 |
3 |
| Samsung C&T Corporation | 186 |
3 |
| Summit Precast Concrete LP | 6 |
3 |
| Halliburton Energy Services, Inc. | 21338 |
2 |
| ArcelorMittal | 2672 |
2 |
| Asahi Engineering Co., Ltd. | 7 |
2 |
| Board of Supervisors of Louisiana State University and Agricultural and Mechanical College | 824 |
2 |
| BYD Company Limited | 6476 |
2 |
| Fuzhou University | 339 |
2 |
| Korea Railroad Research Institute | 185 |
2 |
| PBC International, Inc. | 4 |
2 |
| POSCO | 2143 |
2 |
| Other owners | 118 |