- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23N - Regulating or controlling combustion
- F23N 5/02 - Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
Patent holdings for IPC class F23N 5/02
Total number of patents in this class: 274
10-year publication summary
|
34
|
20
|
18
|
22
|
13
|
17
|
10
|
33
|
16
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BDR Thermea Group B.V. | 150 |
11 |
| GE Infrastructure Technology, LLC | 6228 |
10 |
| Haier US Appliance Solutions, Inc. | 3632 |
7 |
| Resideo LLC | 1269 |
7 |
| Siemens AG | 24461 |
6 |
| Sumitomo Shi FW Energia Oy | 58 |
6 |
| ClearSign Technologies Corporation | 52 |
6 |
| Siemens Energy Global GmbH & Co. KG | 2974 |
6 |
| Biomass Controls PBC | 9 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 8735 |
4 |
| ExxonMobil Upstream Research Company | 2394 |
4 |
| IHI Corporation | 3440 |
4 |
| Mitsubishi Power, Ltd. | 1764 |
4 |
| Taplin Operating Company LLC | 4 |
4 |
| Cameron Solutions, Inc. | 66 |
3 |
| Channel Products, Inc. | 37 |
3 |
| ClearSign Combustion Corporation | 111 |
3 |
| Defendi Italy S.r.l. | 20 |
3 |
| Degremont | 88 |
3 |
| Rinnai Corporation | 249 |
3 |
| Other owners | 172 |