- 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: 179
10-year publication summary
|
18
|
21
|
13
|
5
|
15
|
13
|
10
|
13
|
9
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pratt & Whitney Canada Corp. | 4834 |
45 |
| Safran Helicopter Engines | 768 |
24 |
| Rtx Corporation | 9461 |
16 |
| GE Infrastructure Technology, LLC | 6250 |
14 |
| Airbus Helicopters | 973 |
8 |
| Rolls-Royce PLC | 3134 |
7 |
| General Electric Company | 13858 |
5 |
| Bombardier Inc. | 755 |
5 |
| Textron Innovations Inc. | 2341 |
5 |
| BJ Energy Solutions, LLC (formerly TES Asset Acquisition, LLC) | 216 |
4 |
| BJ Energy Solutions, LLC | 102 |
4 |
| Safran Power Units | 123 |
3 |
| Honeywell International Inc. | 13561 |
2 |
| Airbus Operations S.A.S. | 2492 |
2 |
| Mitsubishi Hitachi Power Systems, Ltd. | 993 |
2 |
| Safran Aircraft Engines | 6316 |
2 |
| Aurelia Turbines Oy | 11 |
2 |
| Eaton Intelligent Power Limited | 6035 |
2 |
| Dynamo IP Holdings, LLC | 6 |
2 |
| Siemens AG | 24352 |
1 |
| Other owners | 24 |