- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 1/22 - Arrangement or mounting thereof
Patent holdings for IPC class F24F 1/22
Total number of patents in this class: 399
10-year publication summary
|
28
|
22
|
42
|
45
|
24
|
18
|
29
|
31
|
44
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 47556 |
99 |
| Daikin Industries, Ltd. | 10375 |
49 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 2001 |
28 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 741 |
28 |
| Hefei Midea Heating & Ventilating Equipment Co., Ltd. | 327 |
22 |
| Samsung Electronics Co., Ltd. | 153573 |
19 |
| Midea Group Co., Ltd. | 4833 |
14 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 959 |
13 |
| LG Electronics Inc. | 74953 |
11 |
| Fujitsu General Limited | 600 |
10 |
| GREE Electric Appliances, Inc. of Zhuhai | 3276 |
8 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 519 |
8 |
| Toshiba Carrier Corporation | 482 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 33462 |
6 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2422 |
6 |
| Haier Smart Home Co., Ltd. | 5645 |
6 |
| Carrier Corporation | 3968 |
4 |
| Ningbo Aux Electric Co., Ltd. | 182 |
4 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1915 |
4 |
| Foshan Shunde Midea Electric Science and Technology Co., Ltd. | 126 |
4 |
| Other owners | 49 |