- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F02C - Gas-turbine plants; air intakes for jet-propulsion plants; controlling 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: 61
10-year publication summary
7
|
3
|
4
|
11
|
6
|
8
|
7
|
3
|
6
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Pratt & Whitney Canada Corp. | 4215 |
16 |
Rtx Corporation | 8674 |
6 |
General Electric Company | 18133 |
4 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
3 |
Dalian University of Technology | 1387 |
3 |
Safran Aircraft Engines | 5739 |
3 |
Textron Innovations Inc. | 2138 |
3 |
Rolls-Royce PLC | 2944 |
2 |
IHI Corporation | 3268 |
2 |
Safran Helicopter Engines | 676 |
2 |
Turbomeca | 232 |
2 |
Nuovo Pignone Tecnologie S.r.l. | 789 |
2 |
Honda Motor Co., Ltd. | 24537 |
1 |
SNECMA S.A. | 1160 |
1 |
United Technologies Corporation | 2328 |
1 |
Airbus Operations S.A.S. | 2407 |
1 |
Hamilton Sundstrand Corporation | 4525 |
1 |
Climeon AB | 38 |
1 |
GE Avio S.r.l. | 223 |
1 |
Rolls-Royce Corporation | 1686 |
1 |
Other owners | 5 |