- 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 3/30 - Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply comprising fuel prevapourising devices
Patent holdings for IPC class F23R 3/30
Total number of patents in this class: 155
10-year publication summary
|
22
|
20
|
15
|
11
|
11
|
6
|
6
|
7
|
6
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Heavy Industries, Ltd. | 8217 |
15 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 2856 |
13 |
| GE Infrastructure Technology, LLC | 5873 |
12 |
| Mitsubishi Power, Ltd. | 1680 |
10 |
| Mitsubishi Hitachi Power Systems, Ltd. | 999 |
8 |
| IHI Corporation | 3268 |
7 |
| Rtx Corporation | 8674 |
7 |
| Rolls-Royce PLC | 2944 |
6 |
| Kawasaki Heavy Industries, Limited | 1524 |
6 |
| General Electric Company | 18133 |
5 |
| Pratt & Whitney Canada Corp. | 4215 |
5 |
| United Technologies Corporation | 2328 |
4 |
| Rolls-Royce Corporation | 1686 |
4 |
| Collins Engine Nozzles, Inc. | 264 |
4 |
| Ansaldo Energia Switzerland AG | 293 |
3 |
| Safran Aircraft Engines | 5739 |
3 |
| Honeywell International Inc. | 13799 |
2 |
| Ecaps AB | 12 |
2 |
| Electric Jet, LLC | 3 |
2 |
| Safran Helicopter Engines | 676 |
2 |
| Other owners | 35 |