- 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 9/40 - Control of fuel supply specially adapted to the use of a special fuel or a plurality of fuels
Patent holdings for IPC class F02C 9/40
Total number of patents in this class: 348
10-year publication summary
|
32
|
25
|
22
|
21
|
13
|
17
|
16
|
28
|
62
|
26
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Company | 18133 |
41 |
| GE Infrastructure Technology, LLC | 5873 |
31 |
| Rolls-Royce PLC | 2944 |
23 |
| Mitsubishi Power, Ltd. | 1680 |
22 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
19 |
| Rtx Corporation | 8674 |
16 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 2856 |
13 |
| Pratt & Whitney Canada Corp. | 4215 |
12 |
| IHI Corporation | 3268 |
11 |
| Siemens AG | 24990 |
10 |
| Safran Aircraft Engines | 5739 |
9 |
| Siemens Energy Global GmbH & Co. KG | 2775 |
9 |
| Mitsubishi Hitachi Power Systems, Ltd. | 999 |
7 |
| Gas Turbine Efficiency Sweden AB | 25 |
6 |
| BJ Energy Solutions, LLC (formerly TES Asset Acquisition, LLC) | 196 |
6 |
| Kawasaki Heavy Industries, Limited | 1524 |
5 |
| 8 Rivers Capital, LLC | 224 |
5 |
| Ansaldo Energia S.p.A. | 131 |
5 |
| Ansaldo Energia Switzerland AG | 293 |
4 |
| GE Energy Products France SNC | 40 |
4 |
| Other owners | 90 |