- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F23N - Regulating or controlling combustion
- F23N 5/16 - Systems for controlling combustion using noise-sensitive detectors
Patent holdings for IPC class F23N 5/16
Total number of patents in this class: 79
10-year publication summary
|
19
|
6
|
8
|
9
|
6
|
4
|
8
|
6
|
2
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens Energy, Inc. | 1770 |
10 |
| Siemens AG | 24990 |
9 |
| GE Infrastructure Technology, LLC | 5873 |
7 |
| Honeywell International Inc. | 13799 |
6 |
| Lennox Industries Inc. | 1088 |
5 |
| General Electric Company | 18133 |
3 |
| Siemens Energy Global GmbH & Co. KG | 2775 |
3 |
| Alstom Technology Ltd | 1196 |
2 |
| Budapesti Muszaki ES Gazdasagtudomanyi Egyetem | 39 |
2 |
| ClearSign Combustion Corporation | 120 |
2 |
| Electric Power Research Institute, Inc. | 223 |
2 |
| IfTA Ingenieurbüro für Thermoakustik GmbH | 8 |
2 |
| ExxonMobil Research And Engineering Company | 2830 |
1 |
| Pratt & Whitney Canada Corp. | 4215 |
1 |
| Carrier Corporation | 4759 |
1 |
| Ansaldo Energia S.p.A. | 131 |
1 |
| Ansaldo Energia Switzerland AG | 293 |
1 |
| BDR Thermea Group B.V. | 83 |
1 |
| Bekaert Combustion Technology B.V. | 65 |
1 |
| Doosan Heavy Industries & Construction Co., Ltd. | 604 |
1 |
| Other owners | 18 |