- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F03D - Wind motors
- F03D 3/04 - Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor having stationary wind-guiding means, e.g. with shrouds or channels
Patent holdings for IPC class F03D 3/04
Total number of patents in this class: 392
10-year publication summary
|
57
|
62
|
66
|
49
|
48
|
43
|
45
|
48
|
44
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aeromine Technologies | 7 |
7 |
| Centre National de La Recherche Scientifique | 10149 |
5 |
| Differential Dynamics Corporation | 25 |
5 |
| Odin Energy Co., Ltd. | 5 |
5 |
| Ibis Power Holding B.V. | 10 |
5 |
| Rtx Corporation | 9135 |
5 |
| The Chugoku Electric Power Co., Inc. | 505 |
4 |
| GE Infrastructure Technology, LLC | 6120 |
4 |
| Nguyen Chi Co., Ltd. | 36 |
4 |
| National Wind Energy Co., Ltd. | 12 |
4 |
| Pamir, Inc. | 5 |
4 |
| Introfoc Ltd | 4 |
4 |
| Aeromine Technologies, Inc. | 9 |
4 |
| Beijing Hengju Chemical Group Corporation | 3 |
3 |
| Cross-flow Energy Company Limited | 4 |
3 |
| Organoworld Inc. | 16 |
3 |
| Star Sailor Energy, Inc. | 4 |
3 |
| Turbina Energy AG | 7 |
3 |
| Mediterranean Design Network S.r.l. | 3 |
3 |
| 1gen Ltd | 3 |
3 |
| Other owners | 311 |