- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F23R - Generating combustion products of high pressure or high velocity, e.g. gas-turbine combustion chambers
- F23R 3/02 - Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration
Patent holdings for IPC class F23R 3/02
Total number of patents in this class: 121
10-year publication summary
26
|
24
|
23
|
8
|
17
|
7
|
9
|
6
|
2
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rtx Corporation | 8674 |
16 |
General Electric Company | 18133 |
13 |
Pratt & Whitney Canada Corp. | 4215 |
8 |
GE Infrastructure Technology, LLC | 5873 |
8 |
Ansaldo Energia Switzerland AG | 293 |
6 |
Mitsubishi Power, Ltd. | 1680 |
5 |
IHI Corporation | 3268 |
4 |
Siemens Energy Global GmbH & Co. KG | 2775 |
4 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
3 |
Rolls-Royce Corporation | 1686 |
3 |
Rolls-Royce North American Technologies, Inc. | 1079 |
3 |
Collins Engine Nozzles, Inc. | 264 |
3 |
Siemens AG | 24990 |
2 |
SAFRAN S.A. | 518 |
2 |
United Technologies Corporation | 2328 |
2 |
Doosan Heavy Industries & Construction Co., Ltd. | 604 |
2 |
ExxonMobil Upstream Research Company | 2525 |
2 |
IFP Energies Nouvelles | 2717 |
2 |
Safran Aircraft Engines | 5739 |
2 |
Honda Motor Co., Ltd. | 24537 |
1 |
Other owners | 30 |