- All sections
- E - Fixed constructions
- E02B - Hydraulic engineering
- E02B 7/02 - Fixed barrages
Patent holdings for IPC class E02B 7/02
Total number of patents in this class: 51
10-year publication summary
|
5
|
5
|
3
|
2
|
1
|
6
|
3
|
1
|
3
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Allied Steel | 5 |
4 |
| W.L. French Hydropower Holdings LLC | 29 |
4 |
| ProTec Engineering, Inc. | 25 |
3 |
| Hitachi Zosen Corporation | 584 |
2 |
| Institute of Mountain Hazards and Environment Chinese Academy of Sciences | 34 |
2 |
| New Pig Corporation | 50 |
2 |
| P.v. Flood Control Corp. | 32 |
2 |
| Wahoo Docks LLC | 16 |
2 |
| Atlantis Marine Habitats, LLC | 4 |
1 |
| China University of Mining and Technology | 1322 |
1 |
| Dyflex Corporation | 12 |
1 |
| Environmental Defence Systems Limited | 15 |
1 |
| Geotech Technologies Ltd. | 21 |
1 |
| ILC Dover LP | 37 |
1 |
| Ju Yang | 3 |
1 |
| Mooring Manufacturing, LLC | 1 |
1 |
| Muscle Wall, LLC | 3 |
1 |
| Nippon Steel & Sumikin Metal Products Co., Ltd. | 34 |
1 |
| Obayashi Corporation | 86 |
1 |
| Universität Innsbruck | 114 |
1 |
| Other owners | 18 |