- 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 3/14 - Gas-turbine plants characterised by the use of combustion products as the working fluid characterised by the arrangement of the combustion chamber in the plant
Patent holdings for IPC class F02C 3/14
Total number of patents in this class: 447
10-year publication summary
|
67
|
56
|
65
|
49
|
33
|
46
|
29
|
23
|
15
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 8674 |
73 |
| Pratt & Whitney Canada Corp. | 4215 |
55 |
| General Electric Company | 18133 |
48 |
| United Technologies Corporation | 2328 |
45 |
| GE Infrastructure Technology, LLC | 5873 |
22 |
| SNECMA S.A. | 1160 |
21 |
| Siemens Energy, Inc. | 1770 |
14 |
| Mitsubishi Power, Ltd. | 1680 |
9 |
| Siemens AG | 24990 |
8 |
| Ansaldo Energia Switzerland AG | 293 |
8 |
| Rolls-Royce North American Technologies, Inc. | 1079 |
8 |
| Safran Aircraft Engines | 5739 |
7 |
| Safran Helicopter Engines | 676 |
7 |
| Doosan Heavy Industries & Construction Co., Ltd. | 604 |
6 |
| Foret Plasma Labs, LLC | 85 |
6 |
| Rolls-Royce PLC | 2944 |
5 |
| Rolls-Royce Corporation | 1686 |
5 |
| Solar Turbines Incorporated | 452 |
5 |
| Hamilton Sundstrand Corporation | 4525 |
4 |
| Rolls-Royce Deutschland Ltd & Co KG | 765 |
4 |
| Other owners | 87 |