- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use 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: 324
10-year publication summary
|
19
|
28
|
22
|
44
|
45
|
24
|
18
|
28
|
30
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 44678 |
90 |
| Daikin Industries, Ltd. | 9766 |
48 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 543 |
19 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 1653 |
16 |
| Hefei Midea Heating & Ventilating Equipment Co., Ltd. | 196 |
14 |
| Midea Group Co., Ltd. | 4277 |
12 |
| Samsung Electronics Co., Ltd. | 138320 |
9 |
| LG Electronics Inc. | 70831 |
9 |
| Fujitsu General Limited | 579 |
9 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 835 |
9 |
| GREE Electric Appliances, Inc. of Zhuhai | 3146 |
8 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 494 |
8 |
| Toshiba Carrier Corporation | 520 |
7 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2332 |
5 |
| Tyco Fire & Security GmbH | 3281 |
5 |
| Haier Smart Home Co., Ltd. | 5289 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 29567 |
3 |
| Carrier Corporation | 4443 |
3 |
| Nidec Techno Motor Corporation | 37 |
3 |
| Ningbo Aux Electric Co., Ltd. | 163 |
3 |
| Other owners | 39 |