- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F03B - Machines or engines for liquids
- F03B 3/14 - Rotors having adjustable blades
Patent holdings for IPC class F03B 3/14
Total number of patents in this class: 109
10-year publication summary
|
14
|
8
|
12
|
5
|
5
|
11
|
8
|
5
|
9
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Voith Patent GmbH | 2731 |
8 |
| GE Renewable Technologies | 121 |
6 |
| Composite Hydraulic Turbine Ottawa Inc. | 6 |
4 |
| GE Energy Power Conversion Technology Ltd | 425 |
3 |
| Broadstar Wind Systems Group | 5 |
3 |
| Centre National de La Recherche Scientifique | 10068 |
2 |
| Purdue Research Foundation | 3471 |
2 |
| Alstom Renewable Technologies | 72 |
2 |
| Aquantis, Inc. | 11 |
2 |
| Bell Helicopter Textron Inc. | 1085 |
2 |
| Big Moon Power, Inc. | 7 |
2 |
| MJ2 Technologies | 2 |
2 |
| Universite D'aix-marseille | 854 |
2 |
| SJK Energy Solutions, LLC | 12 |
2 |
| Toshiba Corporation | 12037 |
1 |
| Rolls-Royce PLC | 2981 |
1 |
| 1564330 Ontario Inc. | 12 |
1 |
| Adelaide Research & Innovation Pty Ltd | 97 |
1 |
| ADV Tech | 12 |
1 |
| AeroComposites, Inc. | 2 |
1 |
| Other owners | 61 |