- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 8/15 - 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 by chemical means
Patent holdings for IPC class F24F 8/15
Total number of patents in this class: 44
10-year publication summary
|
0
|
1
|
1
|
0
|
1
|
1
|
2
|
16
|
16
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
6 |
| Samsung Electronics Co., Ltd. | 131630 |
3 |
| Airovation Technologies Ltd | 8 |
3 |
| Arcelik A.S. | 3617 |
2 |
| Enverid Systems, Inc. | 80 |
2 |
| Ecological World for Life S.A.S. | 4 |
2 |
| Masam Purificadores, S.L. | 2 |
2 |
| Sharp Corporation | 10015 |
1 |
| Denso Corporation | 23338 |
1 |
| Koninklijke Philips N.V. | 22975 |
1 |
| Nitto Denko Corporation | 7879 |
1 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 1475 |
1 |
| IFP Energies Nouvelles | 2717 |
1 |
| IUCF-HYU (Industry-University Cooperation Foundation Hanyang University) | 1115 |
1 |
| Johnson Matthey Public Limited Company | 1852 |
1 |
| Microjet Technology Co., Ltd. | 344 |
1 |
| Midea Group Co., Ltd. | 4025 |
1 |
| Universidade de Coimbra | 166 |
1 |
| Universidade do Minho | 256 |
1 |
| Orgenesis Inc. | 58 |
1 |
| Other owners | 11 |