- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F03D - Wind motors
- F03D 9/19 - Combinations of wind motors with apparatus storing energy storing chemical energy, e.g. using electrolysis
Patent holdings for IPC class F03D 9/19
Total number of patents in this class: 87
10-year publication summary
|
0
|
2
|
3
|
2
|
4
|
8
|
17
|
19
|
28
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens Gamesa Renewable Energy A/S | 1890 |
38 |
| Vestas Wind Systems A/S | 3683 |
13 |
| Siemens Energy Global GmbH & Co. KG | 2978 |
9 |
| Environmental Resources Management Limited | 3 |
2 |
| RWE Generation SE | 10 |
2 |
| InterContinental Energy Holdings Group Limited | 9 |
2 |
| Frew Holding B.V. | 2 |
2 |
| RWE Offshore Wind GmbH | 24 |
2 |
| T-Omega Wind | 2 |
2 |
| Aw-energy Oy | 44 |
1 |
| Ecomb AB | 11 |
1 |
| Industry-academic Cooperation Foundation, Kunsan National University | 35 |
1 |
| Ouchi Ocean Consultant, Inc. | 3 |
1 |
| University of Central Florida Research Foundation, Inc. | 1186 |
1 |
| Toshiba Energy Systems & Solutions Corp. | 1081 |
1 |
| Cruse Offshore GmbH | 2 |
1 |
| clean energy one gmbh | 2 |
1 |
| Oceanergy AG | 4 |
1 |
| China Three Gorges Corporation | 182 |
1 |
| Promet-plast S.C. Elżbieta Jeżewska, Andrzej Jeżewski | 4 |
1 |
| Other owners | 4 |