- 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 7/22 - Fuel supply systems
Patent holdings for IPC class F02C 7/22
Total number of patents in this class: 1832
10-year publication summary
163
|
208
|
213
|
164
|
127
|
141
|
128
|
162
|
179
|
45
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Pratt & Whitney Canada Corp. | 4215 |
198 |
GE Infrastructure Technology, LLC | 5873 |
171 |
General Electric Company | 18133 |
168 |
Rtx Corporation | 8674 |
118 |
Safran Aircraft Engines | 5739 |
77 |
Collins Engine Nozzles, Inc. | 264 |
66 |
Rolls-Royce PLC | 2944 |
65 |
Hamilton Sundstrand Corporation | 4525 |
65 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
60 |
United Technologies Corporation | 2328 |
58 |
Mitsubishi Power, Ltd. | 1680 |
56 |
Solar Turbines Incorporated | 452 |
53 |
Woodward, Inc. | 602 |
42 |
Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 2856 |
30 |
Ansaldo Energia Switzerland AG | 293 |
25 |
Mitsubishi Hitachi Power Systems, Ltd. | 999 |
23 |
Safran Helicopter Engines | 676 |
22 |
IHI Corporation | 3268 |
19 |
Siemens Energy Global GmbH & Co. KG | 2775 |
19 |
SNECMA S.A. | 1160 |
18 |
Other owners | 479 |