- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use 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: 37
10-year publication summary
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0
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0
|
1
|
0
|
1
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7
|
5
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6
|
7
|
4
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| 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 |
5 |
| Brother Kogyo Kabushikikaisha | 1709 |
3 |
| Midea Group Co., Ltd. | 4025 |
2 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2228 |
2 |
| Haier Smart Home Co., Ltd. | 4882 |
2 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1721 |
2 |
| Mitsubishi Electric Corporation | 43934 |
1 |
| Daikin Industries, Ltd. | 9495 |
1 |
| Cleva Technologies, LLC | 9 |
1 |
| Devatec | 8 |
1 |
| GREE Electric Appliances, Inc. of Zhuhai | 3007 |
1 |
| Gulf Organisation for Research and Development | 6 |
1 |
| Ice Qube, Inc. | 52 |
1 |
| Sanden Corporation | 859 |
1 |
| Sanden Holdings Corporation | 216 |
1 |
| Earth Blow Japan Inc. | 2 |
1 |
| Trends Home Electrical Pte. Ltd. | 19 |
1 |
| Williams, Paul | 1 |
1 |
| Wuyi University | 307 |
1 |
| Kool Technology Limited | 1 |
1 |
| Other owners | 7 |