- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02C - Gas-turbine plantsair intakes for jet-propulsion plantscontrolling fuel supply in air-breathing jet-propulsion plants
- F02C 3/10 - Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor with another turbine driving an output shaft but not driving the compressor
Patent holdings for IPC class F02C 3/10
Total number of patents in this class: 428
10-year publication summary
|
40
|
47
|
31
|
29
|
31
|
20
|
14
|
23
|
8
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 10141 |
101 |
| Safran Helicopter Engines | 848 |
54 |
| Pratt & Whitney Canada Corp. | 5523 |
38 |
| Safran Aircraft Engines | 6741 |
22 |
| General Electric Company | 13938 |
19 |
| Nuovo Pignone Tecnologie S.r.l. | 1224 |
16 |
| Rolls-Royce North American Technologies, Inc. | 1131 |
15 |
| Mitsubishi Power, Ltd. | 1834 |
14 |
| Hitachi, Ltd. | 16183 |
10 |
| Turbomeca | 199 |
10 |
| Rolls-Royce PLC | 3222 |
8 |
| Rolls-Royce Corporation | 1680 |
8 |
| BJ Energy Solutions, LLC (formerly TES Asset Acquisition, LLC) | 230 |
7 |
| Siemens AG | 23983 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 9172 |
5 |
| Airbus Helicopters | 952 |
5 |
| Hamilton Sundstrand Corporation | 5013 |
5 |
| United Technologies Corporation | 2218 |
4 |
| Mitsubishi Heavy Industries Compressor Corporation | 650 |
4 |
| Nuovo Pignone SRL | 226 |
4 |
| Other owners | 74 |