- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23N - Regulating or controlling combustion
- F23N 5/24 - Preventing development of abnormal or undesired conditions, i.e. safety arrangements
Patent holdings for IPC class F23N 5/24
Total number of patents in this class: 653
10-year publication summary
|
72
|
58
|
63
|
56
|
49
|
48
|
50
|
63
|
46
|
15
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24561 |
21 |
| Honeywell International Inc. | 13564 |
21 |
| GE Infrastructure Technology, LLC | 6192 |
19 |
| BDR Thermea Group B.V. | 138 |
17 |
| Panasonic Corporation | 20173 |
15 |
| Noritz Corporation | 265 |
15 |
| Mitsubishi Heavy Industries, Ltd. | 8647 |
12 |
| Siemens Energy Global GmbH & Co. KG | 2916 |
11 |
| Lennox Industries Inc. | 1107 |
10 |
| SIT S.p.A. | 104 |
10 |
| Copeland Comfort Control LP | 273 |
10 |
| Pittway Sarl | 74 |
9 |
| Siemens Energy, Inc. | 1693 |
8 |
| Azbil Corporation | 463 |
8 |
| ebm-papst Landshut GmbH | 89 |
8 |
| Air Products and Chemicals, Inc. | 1401 |
7 |
| Gas Turbine Efficiency Sweden AB | 25 |
7 |
| Rheem Manufacturing Company | 970 |
7 |
| Sumitomo Shi FW Energia Oy | 57 |
7 |
| Ademco Inc. | 1251 |
7 |
| Other owners | 424 |