- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F03D - Wind motors
- F03D 3/06 - Rotors
Patent holdings for IPC class F03D 3/06
Total number of patents in this class: 852
10-year publication summary
|
112
|
97
|
90
|
105
|
94
|
80
|
69
|
73
|
93
|
37
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NTN Corporation | 4985 |
24 |
| ADV Tech | 12 |
9 |
| Global Energy Co., Ltd. | 19 |
9 |
| Centre National de La Recherche Scientifique | 10564 |
8 |
| Agile Wind Power AG | 25 |
8 |
| GE Infrastructure Technology, LLC | 6250 |
7 |
| J. Hench Consulting, Inc. | 8 |
7 |
| ADV Propulse | 9 |
7 |
| Continuum Dynamics, Inc. | 16 |
6 |
| Eco Technology Co., Ltd. | 9 |
6 |
| Spinetic Energy Limited | 13 |
6 |
| Imam Abdulrahman Bin Faisal University | 537 |
6 |
| Siemens Gamesa Renewable Energy A/S | 1898 |
6 |
| DEKA Products Limited Partnership | 1785 |
5 |
| Nenuphar | 10 |
5 |
| ESS 2 Tech, LLC | 18 |
5 |
| Flower Turbines Inc. | 29 |
5 |
| Danmarks Tekniske Universitet | 981 |
4 |
| Urban Green Energy Inc. | 4 |
4 |
| Wind Harvest International, Inc. | 10 |
4 |
| Other owners | 711 |