- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 8/22 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation using UV light
Patent holdings for IPC class F24F 8/22
Total number of patents in this class: 485
10-year publication summary
|
2
|
0
|
0
|
6
|
9
|
14
|
87
|
243
|
143
|
57
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 131630 |
19 |
| Daikin Industries, Ltd. | 9495 |
15 |
| LG Electronics Inc. | 69257 |
11 |
| Signify Holding B.V. | 6837 |
8 |
| Haier US Appliance Solutions, Inc. | 3178 |
7 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2228 |
7 |
| Haier Smart Home Co., Ltd. | 4882 |
7 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1721 |
7 |
| Microjet Technology Co., Ltd. | 344 |
6 |
| Seoul Viosys Co., Ltd. | 1359 |
5 |
| Tyco Fire & Security GmbH | 2172 |
5 |
| Molekule, Inc. | 45 |
5 |
| OSRAM GmbH | 2442 |
4 |
| Dyson Technology Limited | 3124 |
4 |
| Fellowes, Inc. | 348 |
4 |
| Johnson Controls Tyco IP Holdings LLP | 1584 |
4 |
| Go Fan Yourself, LLC | 45 |
4 |
| Heds Holdings LLC | 13 |
4 |
| BISSELL Inc. | 1064 |
3 |
| Falcon Power, LLC | 29 |
3 |
| Other owners | 353 |