- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F03D - Wind motors
- F03D 9/25 - Wind motors characterised by the driven apparatus the apparatus being an electrical generator
Patent holdings for IPC class F03D 9/25
Total number of patents in this class: 1310
10-year publication summary
|
100
|
173
|
223
|
254
|
240
|
247
|
217
|
187
|
161
|
59
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vestas Wind Systems A/S | 3459 |
162 |
| GE Infrastructure Technology, LLC | 5873 |
120 |
| Wobben Properties GmbH | 1207 |
110 |
| Siemens Gamesa Renewable Energy A/S | 1647 |
100 |
| General Electric Renovables España, S.L. | 416 |
36 |
| Flender GmbH | 338 |
23 |
| General Electric Company | 18133 |
20 |
| Siemens Gamesa Renewable Energy Service GmbH | 177 |
19 |
| Siemens Gamesa Renewable Energy Innovation & Technology, S.L. | 268 |
14 |
| Beijing GoldWind Science & Creation Windpower Equipment Co., Ltd. | 332 |
13 |
| GE Renewable Technologies Wind B.V. | 115 |
11 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
9 |
| ABB Schweiz AG | 6321 |
8 |
| Hitachi, Ltd. | 16452 |
7 |
| Dalian University of Technology | 1387 |
7 |
| Nordex Energy Spain, S.A.U. | 83 |
7 |
| J. Hench Consulting, Inc. | 8 |
7 |
| GoldWind Science & Technology Co., Ltd. | 81 |
7 |
| NTN Corporation | 5008 |
6 |
| Spinetic Energy Limited | 13 |
6 |
| Other owners | 618 |