- 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: 898
10-year publication summary
|
76
|
101
|
110
|
113
|
110
|
75
|
71
|
65
|
80
|
46
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens Gamesa Renewable Energy A/S | 1960 |
89 |
| Vestas Wind Systems A/S | 3796 |
76 |
| GE Infrastructure Technology, LLC | 6171 |
51 |
| Miba Gleitlager Austria GmbH | 115 |
47 |
| Flender GmbH | 420 |
36 |
| ZF Friedrichshafen AG | 7235 |
34 |
| ZF Wind Power Antwerpen N.V. | 231 |
34 |
| NTN Corporation | 4915 |
25 |
| Wobben Properties GmbH | 1219 |
24 |
| ThyssenKrupp AG | 3423 |
23 |
| Aktiebolaget SKF | 3126 |
22 |
| Nordex Energy SE & Co. KG | 260 |
17 |
| Schaeffler Technologies AG & Co. KG | 10948 |
16 |
| General Electric Company | 13888 |
15 |
| General Electric Renovables España, S.L. | 316 |
15 |
| thyssenkrupp rothe erde Germany GmbH | 54 |
13 |
| Beijing GoldWind Science & Creation Windpower Equipment Co., Ltd. | 390 |
12 |
| Liebherr-components Biberach GmbH | 225 |
12 |
| ThyssenKrupp Rothe Erde GmbH | 66 |
10 |
| Siemens Gamesa Renewable Energy Innovation & Technology, S.L. | 339 |
10 |
| Other owners | 317 |