- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 1/031 - Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by mounting arrangements penetrating a wall or window
Patent holdings for IPC class F24F 1/031
Total number of patents in this class: 313
10-year publication summary
|
0
|
2
|
0
|
1
|
26
|
72
|
13
|
37
|
30
|
23
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GD Midea Air-Conditioning Equipment Co., Ltd. | 1831 |
102 |
| Midea Group Co., Ltd. | 4557 |
88 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2372 |
18 |
| Haier Smart Home Co., Ltd. | 5468 |
18 |
| Wuhu Maty Air-Conditioning Equipment Co., Ltd. | 57 |
12 |
| Samsung Electronics Co., Ltd. | 146534 |
11 |
| Haier US Appliance Solutions, Inc. | 3632 |
10 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1865 |
8 |
| Treau, Inc. | 24 |
7 |
| Hisense (Guangdong) Air Conditioning Co., Ltd. | 85 |
7 |
| LG Electronics Inc. | 73210 |
4 |
| The Air Lab, Inc., DBA Windmill | 16 |
3 |
| DBT Holdings LLC | 6 |
3 |
| Electrolux Appliances Aktiebolag | 1327 |
2 |
| Rheem Manufacturing Company | 984 |
2 |
| Champion Trust, LLC | 9 |
2 |
| Allied Air Enterprises LLC | 44 |
1 |
| De'Longhi Appliances S.R.L. Con Unico Socio | 386 |
1 |
| Innova S.r.l. | 19 |
1 |
| Mainstream Engineering Corporation | 152 |
1 |
| Other owners | 12 |