- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F03D - Wind motors
- F03D 80/50 - Maintenance or repair
Patent holdings for IPC class F03D 80/50
Total number of patents in this class: 920
10-year publication summary
|
29
|
60
|
97
|
121
|
106
|
121
|
71
|
104
|
96
|
78
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vestas Wind Systems A/S | 3683 |
186 |
| Siemens Gamesa Renewable Energy A/S | 1890 |
111 |
| GE Infrastructure Technology, LLC | 6233 |
70 |
| Wobben Properties GmbH | 1216 |
25 |
| General Electric Renovables España, S.L. | 308 |
24 |
| PP Energy ApS | 38 |
21 |
| LIFTRA IP ApS | 73 |
17 |
| LM Wind Power A/S | 275 |
17 |
| General Electric Company | 13810 |
14 |
| Liftwerx Solutions Inc. | 33 |
14 |
| Mitsubishi Heavy Industries, Ltd. | 8752 |
12 |
| Adwen GmbH | 29 |
9 |
| ZF Friedrichshafen AG | 7156 |
8 |
| Inventus Holdings, LLC | 127 |
8 |
| LiftWerx Holdings Inc. | 19 |
8 |
| LM Windpower A/S | 172 |
8 |
| Siemens Gamesa Renewable Energy Innovation & Technology, S.L. | 330 |
8 |
| Nordex Energy SE & Co. KG | 191 |
8 |
| Bladerobots A/S | 7 |
7 |
| Blade Dynamics Limited | 134 |
6 |
| Other owners | 339 |