- 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 9/30 - Control of fuel supply characterised by variable fuel pump output
Patent holdings for IPC class F02C 9/30
Total number of patents in this class: 113
10-year publication summary
|
6
|
5
|
6
|
10
|
19
|
7
|
7
|
18
|
13
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hamilton Sundstrand Corporation | 4712 |
23 |
| IHI Corporation | 3354 |
16 |
| Safran Aircraft Engines | 6021 |
14 |
| Woodward, Inc. | 627 |
8 |
| General Electric Company | 17801 |
6 |
| Pratt & Whitney Canada Corp. | 4428 |
4 |
| Safran Helicopter Engines | 722 |
4 |
| Rolls-Royce PLC | 2976 |
3 |
| GE Avio S.r.l. | 242 |
3 |
| Eaton Intelligent Power Limited | 6291 |
3 |
| Rtx Corporation | 9069 |
3 |
| Honeywell International Inc. | 14009 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8504 |
2 |
| Mitsubishi Heavy Industries Compressor Corporation | 620 |
2 |
| Rolls-Royce North American Technologies, Inc. | 1131 |
2 |
| Safran Electrical & Power | 608 |
2 |
| GE Infrastructure Technology, LLC | 6103 |
2 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3008 |
2 |
| Snecma | 1065 |
2 |
| SNECMA S.A. | 1152 |
1 |
| Other owners | 9 |