- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02C - Gas-turbine plantsair intakes for jet-propulsion plantscontrolling fuel supply in air-breathing jet-propulsion plants
- F02C 3/13 - Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor having variable working fluid interconnections between turbines or compressors or stages of different rotors
Patent holdings for IPC class F02C 3/13
Total number of patents in this class: 141
10-year publication summary
|
24
|
15
|
13
|
14
|
7
|
3
|
6
|
10
|
2
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 10102 |
38 |
| General Electric Company | 13899 |
18 |
| GE Infrastructure Technology, LLC | 6171 |
12 |
| Pratt & Whitney Canada Corp. | 5479 |
9 |
| Safran Aircraft Engines | 6694 |
8 |
| SNECMA S.A. | 1146 |
5 |
| The Boeing Company | 20160 |
5 |
| Rolls-Royce PLC | 3221 |
5 |
| Rolls-Royce North American Technologies, Inc. | 1129 |
5 |
| Rolls-Royce Corporation | 1677 |
4 |
| Schlumberger Technology Corporation | 11818 |
2 |
| United Technologies Corporation | 2220 |
2 |
| Hamilton Sundstrand Corporation | 5015 |
2 |
| Florida Turbine Technologies, Inc. | 128 |
2 |
| GE Aviation Systems LLC | 592 |
2 |
| GKN Aerospace Sweden AB | 98 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 9128 |
1 |
| Northrop Grumman Systems Corporation | 2921 |
1 |
| Siemens Energy, Inc. | 1685 |
1 |
| Ansaldo Energia IP UK Limited | 23 |
1 |
| Other owners | 16 |