- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02C - Gas-turbine plantsair intakes for jet-propulsion plantscontrolling fuel supply in air-breathing jet-propulsion plants
- F02C 7/224 - Heating fuel before feeding to the burner
Patent holdings for IPC class F02C 7/224
Total number of patents in this class: 693
10-year publication summary
|
45
|
44
|
34
|
42
|
42
|
42
|
56
|
88
|
96
|
58
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Company | 13845 |
94 |
| Rtx Corporation | 9437 |
74 |
| Rolls-Royce PLC | 3131 |
73 |
| Safran Aircraft Engines | 6304 |
47 |
| GE Infrastructure Technology, LLC | 6246 |
39 |
| Pratt & Whitney Canada Corp. | 4817 |
38 |
| Hamilton Sundstrand Corporation | 4907 |
24 |
| Mitsubishi Heavy Industries, Ltd. | 8783 |
22 |
| Mitsubishi Power, Ltd. | 1784 |
19 |
| Rolls-Royce North American Technologies, Inc. | 1170 |
13 |
| SAFRAN S.A. | 626 |
12 |
| Mitsubishi Hitachi Power Systems, Ltd. | 993 |
11 |
| Siemens Energy Global GmbH & Co. KG | 3011 |
10 |
| Collins Engine Nozzles, Inc. | 284 |
9 |
| Siemens AG | 24409 |
8 |
| IHI Corporation | 3449 |
7 |
| Snecma | 1064 |
7 |
| Airbus Operations S.A.S. | 2489 |
6 |
| General Electric Technology GmbH | 1373 |
6 |
| Rolls-Royce Corporation | 1759 |
6 |
| Other owners | 168 |