- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- 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
|
6
|
7
|
9
|
5
|
4
|
8
|
2
|
2
|
3
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens Energy, Inc. | 1706 |
10 |
| Siemens AG | 24350 |
8 |
| GE Infrastructure Technology, LLC | 6201 |
7 |
| Honeywell International Inc. | 13564 |
6 |
| Lennox Industries Inc. | 1131 |
5 |
| General Electric Company | 13863 |
3 |
| Siemens Energy Global GmbH & Co. KG | 3041 |
3 |
| Alstom Technology Ltd | 1090 |
2 |
| Purdue Research Foundation | 3691 |
2 |
| Budapesti Muszaki ES Gazdasagtudomanyi Egyetem | 44 |
2 |
| Electric Power Research Institute, Inc. | 211 |
2 |
| IfTA Ingenieurbüro für Thermoakustik GmbH | 8 |
2 |
| Indian Institute of Technology Madras (IIT Madras) | 475 |
2 |
| Johnson Controls Light Commercial IP GmbH | 370 |
2 |
| ExxonMobil Research And Engineering Company | 2557 |
1 |
| Pratt & Whitney Canada Corp. | 4846 |
1 |
| Carrier Corporation | 4296 |
1 |
| Ansaldo Energia S.p.A. | 129 |
1 |
| Ansaldo Energia Switzerland AG | 273 |
1 |
| BDR Thermea Group B.V. | 158 |
1 |
| Other owners | 17 |