- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 8/30 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by ionisation
Patent holdings for IPC class F24F 8/30
Total number of patents in this class: 226
10-year publication summary
|
0
|
1
|
1
|
4
|
5
|
13
|
34
|
63
|
71
|
25
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Blueair AB | 102 |
12 |
| Haier Smart Home Co., Ltd. | 4882 |
10 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1721 |
10 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2228 |
9 |
| LG Electronics Inc. | 69257 |
7 |
| IONaer International Arizona, LLC | 20 |
7 |
| Samsung Electronics Co., Ltd. | 131630 |
6 |
| Daikin Industries, Ltd. | 9495 |
6 |
| Global Plasma Solutions, Inc. | 68 |
6 |
| Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd. | 134 |
4 |
| Signify Holding B.V. | 6837 |
4 |
| Philip Morris Products S.A. | 6751 |
3 |
| Carrier Corporation | 4759 |
3 |
| Price Industries, Inc | 7 |
3 |
| AweXome Ray, Inc. | 32 |
3 |
| ETI Solid State Lighting (Zhuhai) Ltd. | 21 |
3 |
| Crawford Global Limited | 13 |
3 |
| Sharp Corporation | 10015 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
2 |
| The Regents of the University of Michigan | 4409 |
2 |
| Other owners | 121 |