- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23N - Regulating or controlling combustion
- F23N 5/00 - Systems for controlling combustion
Patent holdings for IPC class F23N 5/00
Total number of patents in this class: 688
10-year publication summary
|
42
|
36
|
41
|
46
|
32
|
33
|
34
|
36
|
42
|
28
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24029 |
24 |
| ClearSign Combustion Corporation | 110 |
19 |
| GE Infrastructure Technology, LLC | 6171 |
19 |
| IHI Corporation | 3535 |
17 |
| Mitsubishi Heavy Industries, Ltd. | 9128 |
16 |
| Honeywell International Inc. | 12778 |
14 |
| Air Products and Chemicals, Inc. | 1471 |
14 |
| Miura Co., Ltd. | 285 |
12 |
| Mitsubishi Power, Ltd. | 1833 |
11 |
| BDR Thermea Group B.V. | 181 |
10 |
| ClearSign Technologies Corporation | 53 |
10 |
| Resideo LLC | 1218 |
10 |
| ExxonMobil Upstream Research Company | 2305 |
9 |
| General Electric Technology GmbH | 1337 |
8 |
| General Electric Company | 13899 |
7 |
| Alstom Technology Ltd | 1045 |
7 |
| Naes Corporation | 25 |
7 |
| Siemens Energy Global GmbH & Co. KG | 3345 |
7 |
| Bertelli & Partners S.r.l. | 28 |
6 |
| Mitsubishi Hitachi Power Systems, Ltd. | 991 |
6 |
| Other owners | 455 |