- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F03D - Wind motors
- F03D 3/02 - Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor having a plurality of rotors
Patent holdings for IPC class F03D 3/02
Total number of patents in this class: 236
10-year publication summary
|
24
|
30
|
25
|
30
|
31
|
27
|
22
|
28
|
29
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Centre National de La Recherche Scientifique | 10418 |
6 |
| Airiva Renewables, Inc. | 8 |
5 |
| The Chugoku Electric Power Co., Inc. | 514 |
4 |
| Agile Wind Power AG | 25 |
3 |
| Auckland UniServices Limited | 497 |
3 |
| Design Licensing International Pty Ltd | 4 |
3 |
| Global Energy Co., Ltd. | 19 |
3 |
| Spinetic Energy Limited | 13 |
3 |
| World Wide Wind Tech AS | 9 |
3 |
| California Institute of Technology | 3976 |
2 |
| ADC Technology Inc. | 38 |
2 |
| Hopewell Wind Power Limited | 6 |
2 |
| National Oilwell Varco, L.P. | 1671 |
2 |
| Shandong Zhongtai New Energy Group Co., Ltd | 8 |
2 |
| Star Sailor Energy, Inc. | 4 |
2 |
| V3 Technologies, LLC | 10 |
2 |
| Vertical Wind AB | 13 |
2 |
| Windworks Engineering Limited | 7 |
2 |
| Wisys Technology Foundation, Inc. | 135 |
2 |
| Vestas Wind Systems A/S | 3676 |
2 |
| Other owners | 181 |