- 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 9/54 - Control of fuel supply conjointly with another control of the plant with control of working fluid flow by throttling the working fluid, by adjusting vanes
Patent holdings for IPC class F02C 9/54
Total number of patents in this class: 167
10-year publication summary
|
19
|
24
|
19
|
12
|
7
|
23
|
15
|
11
|
8
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 8674 |
23 |
| Pratt & Whitney Canada Corp. | 4215 |
16 |
| Mitsubishi Power, Ltd. | 1680 |
13 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
12 |
| Rolls-Royce PLC | 2944 |
11 |
| Mitsubishi Hitachi Power Systems, Ltd. | 999 |
11 |
| GE Infrastructure Technology, LLC | 5873 |
11 |
| Siemens Energy Global GmbH & Co. KG | 2775 |
10 |
| Siemens AG | 24990 |
8 |
| Hitachi, Ltd. | 16452 |
5 |
| General Electric Company | 18133 |
4 |
| Honeywell International Inc. | 13799 |
4 |
| Nuovo Pignone Tecnologie S.r.l. | 789 |
4 |
| ABB Schweiz AG | 6321 |
3 |
| 8 Rivers Capital, LLC | 224 |
3 |
| Safran Aircraft Engines | 5739 |
3 |
| Safran Helicopter Engines | 676 |
3 |
| SNECMA S.A. | 1160 |
2 |
| Ansaldo Energia S.p.A. | 131 |
2 |
| ExxonMobil Upstream Research Company | 2525 |
2 |
| Other owners | 17 |