- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F03D - Wind motors
- F03D 3/00 - Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor
Patent holdings for IPC class F03D 3/00
Total number of patents in this class: 601
10-year publication summary
|
105
|
100
|
90
|
101
|
86
|
85
|
71
|
79
|
112
|
42
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Flower Turbines Inc. | 29 |
11 |
| J. Hench Consulting, Inc. | 8 |
8 |
| Wind Harvest International, Inc. | 11 |
7 |
| Agile Wind Power AG | 25 |
6 |
| Continuum Dynamics, Inc. | 16 |
6 |
| Imam Abdulrahman Bin Faisal University | 523 |
6 |
| DEKA Products Limited Partnership | 1769 |
5 |
| Elemental Engineering AG | 17 |
5 |
| Spinetic Energy Limited | 13 |
5 |
| National Technology & Engineering Solutions of Sandia, LLC | 1901 |
5 |
| Centre National de La Recherche Scientifique | 10432 |
4 |
| NTN Corporation | 4976 |
4 |
| Star Sailor Energy, Inc. | 4 |
4 |
| University of Maryland, Baltimore County | 257 |
4 |
| Vertical Wind AB | 13 |
4 |
| EIP Technologies, Inc. | 12 |
4 |
| Lone Gull Holdings, Ltd. | 129 |
4 |
| SeaTwirl AB | 11 |
4 |
| Advanced Renewable Concept Industries, Inc., DBA ARC Industries | 4 |
4 |
| General Electric Company | 13793 |
3 |
| Other owners | 498 |