- All sections
- E - Fixed constructions
- E02B - Hydraulic engineering
- E02B 9/00 - Water-power plantsLayout, construction or equipment, methods of, or apparatus for, making same
Patent holdings for IPC class E02B 9/00
Total number of patents in this class: 104
10-year publication summary
|
16
|
9
|
15
|
11
|
11
|
6
|
9
|
13
|
8
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| W.L. French Hydropower Holdings LLC | 28 |
8 |
| Atlantis Resources Corporation Pte Limited | 19 |
6 |
| China University of Mining & Technology (Beijing) | 44 |
4 |
| Obermeyer, Henry K. | 15 |
3 |
| Voith Patent GmbH | 2749 |
3 |
| China Institute of Water Resources and Hydropower Research | 103 |
2 |
| Dalian University of Technology | 1594 |
2 |
| KSB Aktiengesellschaft | 154 |
2 |
| Principle Power, Inc. | 38 |
2 |
| Technische Universitat Munchen | 711 |
2 |
| Littoral Power Systems Inc. | 19 |
2 |
| China Three Gorges Corporation | 224 |
2 |
| Theophilo Ottoni – Estudos, Projetos e Tecnologia EM Recursos Hídricos Ltda. | 3 |
2 |
| Guangxi Chuankun New Energy Technology Co., Ltd. | 2 |
2 |
| Hon Hai Precision Industry Co., Ltd. | 4022 |
1 |
| Hitachi, Ltd. | 16094 |
1 |
| Daikin Industries, Ltd. | 10499 |
1 |
| Tsinghua University | 6211 |
1 |
| National Taiwan University | 1324 |
1 |
| American Hydro Jet Corporation | 4 |
1 |
| Other owners | 56 |