- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 8/133 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using wet filtering by direct contact with liquid, e.g. with sprayed liquid
Patent holdings for IPC class F24F 8/133
Total number of patents in this class: 86
10-year publication summary
0
|
1
|
0
|
1
|
0
|
1
|
6
|
20
|
24
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Qingdao Haier Air Conditioner General Corp.,ltd | 2228 |
18 |
Haier Smart Home Co., Ltd. | 4882 |
18 |
Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1721 |
17 |
King Fahd University of Petroleum and Minerals | 779 |
3 |
Aent Co., Ltd. | 4 |
3 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
2 |
Clean Technology Co., Ltd. | 9 |
2 |
Airovation Technologies Ltd | 8 |
2 |
Samsung Electronics Co., Ltd. | 131630 |
1 |
Guangzhou T.k Medical Instrument Co., Ltd. | 20 |
1 |
I.M.A. Industria Macchine Automatiche S.p.A. | 424 |
1 |
Starklab | 20 |
1 |
Universita' degli Studi di Pavia | 68 |
1 |
Tulino Research & Partners Ltd | 9 |
1 |
Krongthip Inc. | 14 |
1 |
DeBeTek GmbH | 2 |
1 |
Canon Kabushiki Kaisha | 6884 |
1 |
U-Earth Biotech Ltd | 33 |
1 |
Clean Air Zone Inc. | 18 |
1 |
Langston Engineering Limited | 2 |
1 |
Other owners | 9 |