- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F03D - Wind motors
- F03D 80/70 - Bearing or lubricating arrangements
Patent holdings for IPC class F03D 80/70
Total number of patents in this class: 831
10-year publication summary
|
67
|
76
|
101
|
110
|
113
|
110
|
75
|
70
|
66
|
58
|
| 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 | 1880 |
88 |
| Vestas Wind Systems A/S | 3676 |
75 |
| GE Infrastructure Technology, LLC | 6222 |
51 |
| Miba Gleitlager Austria GmbH | 118 |
48 |
| Flender GmbH | 368 |
27 |
| ZF Friedrichshafen AG | 7137 |
26 |
| Wobben Properties GmbH | 1214 |
24 |
| ZF Wind Power Antwerpen N.V. | 198 |
24 |
| NTN Corporation | 4976 |
23 |
| ThyssenKrupp AG | 3283 |
22 |
| Aktiebolaget SKF | 2945 |
21 |
| General Electric Renovables España, S.L. | 311 |
16 |
| General Electric Company | 13780 |
13 |
| Nordex Energy SE & Co. KG | 180 |
13 |
| Schaeffler Technologies AG & Co. KG | 9873 |
12 |
| Beijing GoldWind Science & Creation Windpower Equipment Co., Ltd. | 367 |
12 |
| Liebherr-components Biberach GmbH | 223 |
12 |
| thyssenkrupp rothe erde Germany GmbH | 48 |
12 |
| ThyssenKrupp Rothe Erde GmbH | 66 |
10 |
| Insight Analytics Solutions Holdings Limited | 17 |
9 |
| Other owners | 293 |