- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23C - Methods or apparatus for combustion using fluid fuel or solid fuel suspended in air
- F23C 6/04 - Combustion apparatus characterised by the combination of two or more combustion chambers in series connection
Patent holdings for IPC class F23C 6/04
Total number of patents in this class: 343
10-year publication summary
|
28
|
22
|
20
|
11
|
14
|
20
|
18
|
16
|
25
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Air Products and Chemicals, Inc. | 1474 |
22 |
| Honeywell International Inc. | 12773 |
18 |
| Ansaldo Energia Switzerland AG | 270 |
12 |
| ClearSign Technologies Corporation | 53 |
9 |
| IFP Energies Nouvelles | 3098 |
7 |
| Praxair Technology, Inc. | 1219 |
7 |
| Mitsubishi Heavy Industries, Ltd. | 9152 |
6 |
| Alstom Technology Ltd | 1039 |
6 |
| General Electric Technology GmbH | 1337 |
6 |
| Selas Heat Technology Company LLC | 44 |
6 |
| Totalenergies Onetech | 1538 |
6 |
| Linde Aktiengesellschaft | 1421 |
5 |
| Saudi Arabian Oil Company | 14275 |
5 |
| GE Infrastructure Technology, LLC | 6163 |
5 |
| Kawasaki Heavy Industries, Limited | 1676 |
4 |
| Babcock-Hitachi Kabushiki Kaisha | 93 |
4 |
| Danieli & C. Officine Meccaniche S.p.A. | 721 |
4 |
| Gas Technology Institute | 336 |
4 |
| GasTech Engineering LLC, FORMERLY GasTech Engineering Corp. | 6 |
4 |
| IHI Corporation | 3531 |
4 |
| Other owners | 199 |