- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 8/26 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation using sterilising media using ozone
Patent holdings for IPC class F24F 8/26
Total number of patents in this class: 46
10-year publication summary
|
0
|
0
|
0
|
0
|
1
|
0
|
10
|
20
|
14
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
3 |
| RHT Limited | 20 |
2 |
| Venmill Industries Incorporated | 23 |
2 |
| IONaer International Arizona, LLC | 20 |
2 |
| Dornier No Limits GmbH | 5 |
2 |
| C'stec Corporation | 12 |
1 |
| Emo3 Inc. | 1 |
1 |
| Hiei Kensetsu Corporation | 8 |
1 |
| Inceptus, Inc. | 9 |
1 |
| Ishibashi Kenchiku Jimusho Corporation | 6 |
1 |
| National Cheng Kung University | 505 |
1 |
| Opple Lighting Co., Ltd. | 698 |
1 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2228 |
1 |
| Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd. | 134 |
1 |
| Shandong University | 886 |
1 |
| Universidad de Alicante | 203 |
1 |
| SoClean, Inc. | 126 |
1 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 786 |
1 |
| GD Midea Environment Appliances MFG Co., Ltd. | 177 |
1 |
| Solidea - S.r.l. | 6 |
1 |
| Other owners | 20 |