- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 11/83 - Control systems characterised by their outputsConstructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
Patent holdings for IPC class F24F 11/83
Total number of patents in this class: 411
10-year publication summary
|
28
|
29
|
50
|
60
|
44
|
54
|
33
|
34
|
23
|
18
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 46160 |
48 |
| Tyco Fire & Security GmbH | 3206 |
21 |
| Daikin Industries, Ltd. | 10016 |
20 |
| Haier Smart Home Co., Ltd. | 5468 |
17 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1865 |
17 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2372 |
15 |
| Trane International Inc. | 1184 |
15 |
| LG Electronics Inc. | 73210 |
13 |
| Lennox Industries Inc. | 1123 |
13 |
| Belimo Holding AG | 274 |
12 |
| Samsung Electronics Co., Ltd. | 146534 |
10 |
| Johnson Controls Technology Company | 1425 |
10 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 889 |
9 |
| Carrier Corporation | 4297 |
8 |
| Energy Environmental Corporation | 14 |
7 |
| Nortek Air Solutions Canada, Inc. | 121 |
7 |
| Copeland LP | 700 |
6 |
| GREE Electric Appliances, Inc. of Zhuhai | 3246 |
5 |
| MJC, Inc. | 17 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 31515 |
4 |
| Other owners | 149 |