- 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: 42
10-year publication summary
|
0
|
1
|
0
|
1
|
7
|
5
|
6
|
7
|
10
|
1
|
| 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. | 1684 |
5 |
| Sanden Corporation | 926 |
3 |
| Brother Kogyo Kabushikikaisha | 1737 |
3 |
| Samsung Electronics Co., Ltd. | 139798 |
2 |
| Midea Group Co., Ltd. | 4327 |
2 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2342 |
2 |
| Haier Smart Home Co., Ltd. | 5326 |
2 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1837 |
2 |
| Mitsubishi Electric Corporation | 45020 |
1 |
| Daikin Industries, Ltd. | 9860 |
1 |
| Cleva Technologies, LLC | 8 |
1 |
| Devatec | 10 |
1 |
| GREE Electric Appliances, Inc. of Zhuhai | 3163 |
1 |
| Gulf Organisation for Research and Development | 7 |
1 |
| Ice Qube, Inc. | 55 |
1 |
| Sanden Holdings Corporation | 208 |
1 |
| Earth Blow Japan Inc. | 2 |
1 |
| Trends Home Electrical Pte. Ltd. | 15 |
1 |
| Williams, Paul | 1 |
1 |
| Treau, Inc. | 22 |
1 |
| Other owners | 9 |