- 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 7/30 - Preventing corrosion in gas-swept spaces
Patent holdings for IPC class F02C 7/30
Total number of patents in this class: 114
10-year publication summary
|
26
|
17
|
9
|
7
|
12
|
10
|
6
|
8
|
7
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Company | 18133 |
15 |
| GE Infrastructure Technology, LLC | 5873 |
15 |
| Pratt & Whitney Canada Corp. | 4215 |
10 |
| Rtx Corporation | 8674 |
8 |
| Siemens AG | 24990 |
6 |
| United Technologies Corporation | 2328 |
6 |
| Rolls-Royce Corporation | 1686 |
6 |
| Rolls-Royce PLC | 2944 |
4 |
| ABB Turbo Systems AG | 110 |
4 |
| EcoServices, LLC | 50 |
4 |
| IHI Corporation | 3268 |
4 |
| Honeywell International Inc. | 13799 |
3 |
| GE Energy Products France SNC | 40 |
3 |
| Mitsubishi Hitachi Power Systems, Ltd. | 999 |
3 |
| Hamilton Sundstrand Corporation | 4525 |
2 |
| Rolls-Royce North American Technologies, Inc. | 1079 |
2 |
| Safran Aircraft Engines | 5739 |
2 |
| Saudi Arabian Oil Company | 11322 |
2 |
| Mitsubishi Power, Ltd. | 1680 |
2 |
| SNECMA S.A. | 1160 |
1 |
| Other owners | 12 |