- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 1/027 - Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing comprising a compressor cycle mounted in wall openings, e.g. in windows
Patent holdings for IPC class F24F 1/027
Total number of patents in this class: 220
10-year publication summary
|
1
|
2
|
8
|
16
|
20
|
36
|
54
|
14
|
18
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GD Midea Air-Conditioning Equipment Co., Ltd. | 1475 |
53 |
| Midea Group Co., Ltd. | 4025 |
51 |
| Haier US Appliance Solutions, Inc. | 3178 |
31 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2228 |
11 |
| Haier Smart Home Co., Ltd. | 4882 |
11 |
| LG Electronics Inc. | 69257 |
7 |
| Friedrich Air Conditioning, LLC | 63 |
6 |
| Nation Wide Products LLC | 30 |
5 |
| Ice Qube, Inc. | 52 |
3 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1721 |
3 |
| Champion Trust, LLC | 9 |
3 |
| Samsung Electronics Co., Ltd. | 131630 |
2 |
| Mitsubishi Electric Corporation | 43934 |
2 |
| Daikin Industries, Ltd. | 9495 |
2 |
| Dometic Sweden AB | 486 |
2 |
| Electrolux Appliances Aktiebolag | 1216 |
2 |
| GREE Electric Appliances, Inc. of Zhuhai | 3007 |
2 |
| Rheem Manufacturing Company | 861 |
2 |
| Wuhu Maty Air-Conditioning Equipment Co., Ltd. | 35 |
2 |
| Prem Industries, L.L.C. | 5 |
2 |
| Other owners | 18 |