- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 1/039 - Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing using water to enhance cooling, e.g. spraying onto condensers
Patent holdings for IPC class F24F 1/039
Total number of patents in this class: 63
10-year publication summary
|
1
|
0
|
1
|
7
|
5
|
6
|
8
|
10
|
12
|
7
|
| 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. | 2096 |
5 |
| Brother Kogyo Kabushikikaisha | 1805 |
5 |
| Hisense (Guangdong) Air Conditioning Co., Ltd. | 142 |
4 |
| Samsung Electronics Co., Ltd. | 158442 |
3 |
| Midea Group Co., Ltd. | 5052 |
3 |
| Sanden Corporation | 1044 |
3 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2433 |
2 |
| Xi'an Jiaotong University | 741 |
2 |
| Haier Smart Home Co., Ltd. | 5728 |
2 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1926 |
2 |
| Muclitech Inc. | 3 |
2 |
| Mitsubishi Electric Corporation | 48172 |
1 |
| Daikin Industries, Ltd. | 10502 |
1 |
| Cleva Technologies, LLC | 11 |
1 |
| Devatec | 10 |
1 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 768 |
1 |
| GREE Electric Appliances, Inc. of Zhuhai | 3317 |
1 |
| Gulf Organisation for Research and Development | 8 |
1 |
| Haier US Appliance Solutions, Inc. | 4073 |
1 |
| Heatcraft Refrigeration Products LLC | 281 |
1 |
| Other owners | 21 |