- 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: 250
10-year publication summary
|
30
|
25
|
30
|
31
|
27
|
22
|
28
|
33
|
24
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Centre National de La Recherche Scientifique | 11122 |
6 |
| Airiva Renewables, Inc. | 8 |
6 |
| The Chugoku Electric Power Co., Inc. | 513 |
4 |
| World Wide Wind Tech AS | 12 |
4 |
| Agile Wind Power AG | 26 |
3 |
| Auckland UniServices Limited | 493 |
3 |
| Design Licensing International Pty Ltd | 4 |
3 |
| Global Energy Co., Ltd. | 18 |
3 |
| Star Sailor Energy, Inc. | 5 |
3 |
| V3 Technologies, LLC | 10 |
3 |
| California Institute of Technology | 4045 |
2 |
| ADC Technology Inc. | 35 |
2 |
| Hopewell Wind Power Limited | 6 |
2 |
| National Oilwell Varco, L.P. | 1701 |
2 |
| Regents of the University of Minnesota | 2817 |
2 |
| Shandong Zhongtai New Energy Group Co., Ltd | 8 |
2 |
| Spinetic Energy Limited | 9 |
2 |
| Vertical Wind AB | 13 |
2 |
| Windworks Engineering Limited | 7 |
2 |
| Wisys Technology Foundation, Inc. | 143 |
2 |
| Other owners | 192 |