- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02C - Gas-turbine plantsair intakes for jet-propulsion plantscontrolling fuel supply in air-breathing jet-propulsion plants
- F02C 9/42 - Control of fuel supply specially adapted for the control of two or more plants simultaneously
Patent holdings for IPC class F02C 9/42
Total number of patents in this class: 185
10-year publication summary
|
21
|
15
|
6
|
26
|
19
|
15
|
17
|
10
|
4
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pratt & Whitney Canada Corp. | 5226 |
46 |
| Safran Helicopter Engines | 815 |
27 |
| Rtx Corporation | 9885 |
16 |
| GE Infrastructure Technology, LLC | 6206 |
14 |
| Airbus Helicopters | 930 |
10 |
| Rolls-Royce PLC | 3182 |
7 |
| General Electric Company | 13806 |
5 |
| Bombardier Inc. | 759 |
5 |
| Textron Innovations Inc. | 2401 |
5 |
| BJ Energy Solutions, LLC (formerly TES Asset Acquisition, LLC) | 229 |
4 |
| BJ Energy Solutions, LLC | 103 |
4 |
| Safran Power Units | 127 |
3 |
| Honeywell International Inc. | 12786 |
2 |
| Airbus Operations S.A.S. | 2522 |
2 |
| Mitsubishi Hitachi Power Systems, Ltd. | 991 |
2 |
| Safran Aircraft Engines | 6551 |
2 |
| Aurelia Turbines Oy | 15 |
2 |
| Eaton Intelligent Power Limited | 6162 |
2 |
| Dynamo IP Holdings, LLC | 6 |
2 |
| Siemens AG | 24199 |
1 |
| Other owners | 24 |