- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02C - Gas-turbine plantsair intakes for jet-propulsion plantscontrolling fuel supply in air-breathing jet-propulsion plants
- F02C 9/44 - Control of fuel supply responsive to the speed of aircraft, e.g. Mach number control, optimisation of fuel consumption
Patent holdings for IPC class F02C 9/44
Total number of patents in this class: 68
10-year publication summary
|
4
|
11
|
6
|
8
|
8
|
3
|
9
|
5
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pratt & Whitney Canada Corp. | 5638 |
17 |
| Rtx Corporation | 10264 |
7 |
| General Electric Company | 14036 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 9279 |
3 |
| Dalian University of Technology | 1620 |
3 |
| Safran Aircraft Engines | 6824 |
3 |
| Textron Innovations Inc. | 2554 |
3 |
| The Boeing Company | 20230 |
2 |
| Rolls-Royce PLC | 3238 |
2 |
| IHI Corporation | 3555 |
2 |
| Nuovo Pignone SRL | 349 |
2 |
| Safran Helicopter Engines | 864 |
2 |
| Turbomeca | 199 |
2 |
| Nuovo Pignone Tecnologie S.r.l. | 1121 |
2 |
| Honda Motor Co., Ltd. | 26702 |
1 |
| SNECMA S.A. | 1145 |
1 |
| Honeywell International Inc. | 12729 |
1 |
| Airbus Operations S.A.S. | 2594 |
1 |
| Hamilton Sundstrand Corporation | 5013 |
1 |
| Climeon AB | 38 |
1 |
| Other owners | 7 |