- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23R - Generating combustion products of high pressure or high velocity, e.g. gas-turbine combustion chambers
- F23R 3/18 - Flame stabilising means, e.g. flame holders for after-burners of jet-propulsion plants
Patent holdings for IPC class F23R 3/18
Total number of patents in this class: 130
10-year publication summary
|
12
|
17
|
7
|
14
|
6
|
3
|
5
|
8
|
9
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Company | 13810 |
21 |
| IHI Corporation | 3450 |
10 |
| Mitsubishi Heavy Industries, Ltd. | 8752 |
9 |
| Ansaldo Energia Switzerland AG | 275 |
9 |
| Mitsubishi Hitachi Power Systems, Ltd. | 993 |
9 |
| Mitsubishi Power, Ltd. | 1772 |
7 |
| GE Infrastructure Technology, LLC | 6233 |
6 |
| Safran Aircraft Engines | 6294 |
5 |
| SNECMA S.A. | 1148 |
4 |
| Kawasaki Heavy Industries, Limited | 1641 |
4 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3035 |
4 |
| Japan Aerospace Exploration Agency | 454 |
3 |
| B&B AGEMA GmbH | 10 |
3 |
| Siemens AG | 24453 |
2 |
| Alstom Technology Ltd | 1100 |
2 |
| Rolls-Royce PLC | 3107 |
2 |
| Siemens Energy, Inc. | 1713 |
2 |
| Arizona Board of Regents on behalf of Arizona State University | 2644 |
2 |
| ClearSign Combustion Corporation | 111 |
2 |
| Gloyer-Taylor Laboratories LLC, DBA Chiropractice | 3 |
2 |
| Other owners | 22 |