- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 13/32 - Supports for air-conditioning, air-humidification or ventilation units
Patent holdings for IPC class F24F 13/32
Total number of patents in this class: 881
10-year publication summary
|
58
|
66
|
73
|
89
|
92
|
53
|
70
|
49
|
69
|
28
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GD Midea Air-Conditioning Equipment Co., Ltd. | 2091 |
107 |
| Midea Group Co., Ltd. | 5034 |
82 |
| Mitsubishi Electric Corporation | 48048 |
60 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2429 |
36 |
| Haier Smart Home Co., Ltd. | 5716 |
30 |
| Daikin Industries, Ltd. | 10504 |
22 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1922 |
21 |
| Wuhu Maty Air-Conditioning Equipment Co., Ltd. | 81 |
21 |
| LG Electronics Inc. | 75818 |
19 |
| GREE Electric Appliances, Inc. of Zhuhai | 3317 |
17 |
| Samsung Electronics Co., Ltd. | 157946 |
16 |
| Johnson Controls Light Commercial IP GmbH | 372 |
13 |
| Diversitech Corporation | 237 |
12 |
| Hisense (Guangdong) Air Conditioning Co., Ltd. | 141 |
12 |
| Lennox Industries Inc. | 1107 |
10 |
| Nation Wide Products LLC | 32 |
10 |
| Toshiba Carrier Corporation | 472 |
10 |
| Dyson Technology Limited | 4003 |
8 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 765 |
8 |
| Mainstream Engineering Corporation | 156 |
8 |
| Other owners | 359 |