- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02C - Gas-turbine plantsair intakes for jet-propulsion plantscontrolling fuel supply in air-breathing jet-propulsion plants
- F02C 9/34 - Joint control of separate flows to main and auxiliary burners
Patent holdings for IPC class F02C 9/34
Total number of patents in this class: 138
10-year publication summary
|
9
|
14
|
11
|
4
|
4
|
5
|
0
|
7
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rolls-Royce PLC | 3223 |
12 |
| GE Infrastructure Technology, LLC | 6165 |
11 |
| Mitsubishi Heavy Industries, Ltd. | 9139 |
9 |
| Siemens Energy Global GmbH & Co. KG | 3357 |
9 |
| Ansaldo Energia Switzerland AG | 270 |
8 |
| Mitsubishi Hitachi Power Systems, Ltd. | 991 |
7 |
| Siemens AG | 24020 |
6 |
| Hamilton Sundstrand Corporation | 5014 |
6 |
| Woodward, Inc. | 674 |
6 |
| General Electric Company | 13910 |
5 |
| Safran Aircraft Engines | 6704 |
5 |
| Turbomeca | 199 |
5 |
| Mitsubishi Power, Ltd. | 1834 |
5 |
| SNECMA S.A. | 1146 |
3 |
| Alstom Technology Ltd | 1040 |
3 |
| 8 Rivers Capital, LLC | 232 |
3 |
| Nuovo Pignone S.p.A. | 89 |
3 |
| Snecma | 1058 |
3 |
| H2 IP UK Limited | 44 |
3 |
| Collins Engine Nozzles, Inc. | 287 |
3 |
| Other owners | 23 |