- 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 |