- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 1/56 - Casing or covers of separate outdoor units, e.g. fan guards
Patent holdings for IPC class F24F 1/56
Total number of patents in this class: 411
10-year publication summary
|
25
|
36
|
29
|
48
|
44
|
38
|
17
|
45
|
40
|
33
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 46295 |
123 |
| Daikin Industries, Ltd. | 10047 |
41 |
| Samsung Electronics Co., Ltd. | 147131 |
40 |
| LG Electronics Inc. | 73393 |
18 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 633 |
16 |
| Midea Group Co., Ltd. | 4590 |
14 |
| BDR Thermea Group B.V. | 155 |
8 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 513 |
8 |
| Johnson Controls Light Commercial IP GmbH | 359 |
8 |
| Fujitsu General Limited | 602 |
7 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 1841 |
7 |
| Nidec Techno Motor Corporation | 37 |
7 |
| Daikin Europe N.v. | 206 |
6 |
| Rheem Manufacturing Company | 986 |
6 |
| Haier Smart Home Co., Ltd. | 5480 |
6 |
| Hefei Midea Heating & Ventilating Equipment Co., Ltd. | 247 |
6 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2373 |
5 |
| Toshiba Carrier Corporation | 495 |
5 |
| Trane International Inc. | 1190 |
5 |
| Sharp Kabushiki Kaisha | 18734 |
5 |
| Other owners | 70 |