- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- 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: 262
10-year publication summary
|
19
|
34
|
20
|
19
|
22
|
13
|
16
|
8
|
32
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BDR Thermea Group B.V. | 83 |
9 |
| GE Infrastructure Technology, LLC | 5873 |
8 |
| Siemens AG | 24990 |
7 |
| Haier US Appliance Solutions, Inc. | 3178 |
7 |
| Ademco Inc. | 1374 |
6 |
| Siemens Energy Global GmbH & Co. KG | 2775 |
6 |
| Biomass Controls PBC | 9 |
5 |
| Reductonox Corporation | 12 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
4 |
| ExxonMobil Upstream Research Company | 2525 |
4 |
| Sumitomo Shi FW Energia Oy | 48 |
4 |
| ClearSign Technologies Corporation | 49 |
4 |
| Mitsubishi Power, Ltd. | 1680 |
4 |
| The Taplin Family Trust | 4 |
4 |
| Cameron Solutions, Inc. | 67 |
3 |
| Channel Products, Inc. | 36 |
3 |
| ClearSign Combustion Corporation | 120 |
3 |
| Defendi Italy S.r.l. | 25 |
3 |
| Degremont | 103 |
3 |
| General Electric Technology GmbH | 1657 |
3 |
| Other owners | 167 |