- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 1/24 - Cooling of electric components
Patent holdings for IPC class F24F 1/24
Total number of patents in this class: 404
10-year publication summary
|
28
|
28
|
49
|
42
|
32
|
23
|
33
|
31
|
25
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 47722 |
95 |
| Daikin Industries, Ltd. | 10401 |
57 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 745 |
32 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 2038 |
24 |
| Hefei Midea Heating & Ventilating Equipment Co., Ltd. | 328 |
19 |
| Midea Group Co., Ltd. | 4896 |
18 |
| Samsung Electronics Co., Ltd. | 155224 |
15 |
| LG Electronics Inc. | 75274 |
14 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2424 |
11 |
| Haier Smart Home Co., Ltd. | 5674 |
11 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 971 |
10 |
| Toshiba Carrier Corporation | 475 |
8 |
| Daikin Europe N.v. | 216 |
6 |
| GREE Electric Appliances, Inc. of Zhuhai | 3289 |
6 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 520 |
6 |
| Fujitsu General Limited | 586 |
5 |
| Carrier Corporation | 3956 |
4 |
| Qingdao Haier Smart Technology R&D Co., Ltd. | 416 |
4 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1917 |
4 |
| Kiltech Inc. | 2 |
2 |
| Other owners | 53 |