- All sections
- E - Fixed constructions
- E01D - Bridges
- E01D 2/02 - Bridges characterised by the cross-section of their bearing spanning structure of the I-girder type
Patent holdings for IPC class E01D 2/02
Total number of patents in this class: 47
10-year publication summary
|
2
|
2
|
4
|
1
|
6
|
6
|
6
|
10
|
4
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kollegger GmbH | 8 |
4 |
| Valmont Industries, Inc. | 449 |
3 |
| Summit Precast Concrete LP | 6 |
3 |
| BYD Company Limited | 4941 |
2 |
| CPC AG | 10 |
2 |
| The Florida International University Board of Trustees | 608 |
2 |
| Matiere | 10 |
2 |
| Woo Kyung Tech | 5 |
2 |
| THAVAMANI PANDI, Vellaisamy | 2 |
2 |
| The United States of America as represented by the Secretary of the Army | 1209 |
1 |
| AE Japan Co., Ltd. | 4 |
1 |
| Asahi Engineering Co., Ltd. | 7 |
1 |
| Hunan University | 149 |
1 |
| Jiangsu Transportation Research Institute Co., Ltd. | 2 |
1 |
| Korea Institute of Civil Engineering and Building Technology | 134 |
1 |
| Lawrence Technological University | 32 |
1 |
| Manhattan Road and Bridge Company | 1 |
1 |
| PBC International, Inc. | 4 |
1 |
| Quickcell Technology Pty Ltd | 3 |
1 |
| Supportec Co., Ltd. | 14 |
1 |
| Other owners | 14 |