- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02C - Gas-turbine plantsair intakes for jet-propulsion plantscontrolling fuel supply in air-breathing jet-propulsion plants
- F02C 9/46 - Emergency fuel control
Patent holdings for IPC class F02C 9/46
Total number of patents in this class: 202
10-year publication summary
|
23
|
16
|
7
|
15
|
13
|
10
|
17
|
11
|
15
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Safran Aircraft Engines | 6722 |
20 |
| Pratt & Whitney Canada Corp. | 5519 |
18 |
| General Electric Company | 13912 |
17 |
| Rolls-Royce PLC | 3225 |
17 |
| Safran Helicopter Engines | 847 |
14 |
| GE Infrastructure Technology, LLC | 6162 |
12 |
| Airbus Helicopters | 951 |
6 |
| Hamilton Sundstrand Corporation | 5014 |
6 |
| Siemens AG | 23996 |
5 |
| Airbus Operations S.A.S. | 2563 |
4 |
| Rolls-Royce Deutschland Ltd & Co KG | 862 |
4 |
| Woodward, Inc. | 676 |
4 |
| Mitsubishi Power, Ltd. | 1832 |
4 |
| SNECMA S.A. | 1146 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 9161 |
3 |
| Emerson Process Management Regulator Technologies, Inc. | 391 |
3 |
| Mitsubishi Hitachi Power Systems, Ltd. | 991 |
3 |
| Rolls-Royce Corporation | 1680 |
3 |
| Rolls-Royce North American Technologies, Inc. | 1129 |
3 |
| Safran Electronics & Defense | 1390 |
3 |
| Other owners | 50 |