- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02C - Gas-turbine plantsair intakes for jet-propulsion plantscontrolling fuel supply in air-breathing jet-propulsion plants
- F02C 7/30 - Preventing corrosion in gas-swept spaces
Patent holdings for IPC class F02C 7/30
Total number of patents in this class: 134
10-year publication summary
|
9
|
7
|
12
|
10
|
6
|
9
|
7
|
17
|
9
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Company | 13894 |
25 |
| GE Infrastructure Technology, LLC | 6169 |
18 |
| Pratt & Whitney Canada Corp. | 5464 |
16 |
| Rtx Corporation | 10055 |
13 |
| United Technologies Corporation | 2220 |
6 |
| Rolls-Royce PLC | 3222 |
5 |
| Siemens AG | 24050 |
4 |
| EcoServices, LLC | 45 |
4 |
| IHI Corporation | 3532 |
4 |
| Rolls-Royce Corporation | 1676 |
4 |
| Mitsubishi Heavy Industries, Ltd. | 9099 |
3 |
| Mitsubishi Hitachi Power Systems, Ltd. | 991 |
3 |
| Honeywell International Inc. | 12783 |
2 |
| Hamilton Sundstrand Corporation | 5017 |
2 |
| ABB Turbo Systems AG | 87 |
2 |
| Oliver Crispin Robotics Limited | 121 |
2 |
| Rolls-Royce North American Technologies, Inc. | 1127 |
2 |
| Safran Aircraft Engines | 6664 |
2 |
| Saudi Arabian Oil Company | 14161 |
2 |
| Mitsubishi Power, Ltd. | 1830 |
2 |
| Other owners | 13 |