- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 8/99 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying specially adapted for specific purposes for treating air sourced from urban areas, e.g. from streets
Patent holdings for IPC class F24F 8/99
Total number of patents in this class: 19
10-year publication summary
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0
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0
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2
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0
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1
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5
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3
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4
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2
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 3m Innovative Properties Company | 18406 |
2 |
| Imam Abdulrahman Bin Faisal University | 343 |
2 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| Koninklijke Philips N.V. | 22975 |
1 |
| Carrier Corporation | 4759 |
1 |
| Dalian University of Technology | 1387 |
1 |
| MANN+HUMMEL GmbH | 1682 |
1 |
| Volvo Car Corporation | 1403 |
1 |
| Elson Hava Teknoloji̇leri̇ Sanayi̇ Anoni̇m Şi̇rketi̇ | 8 |
1 |
| MANN+HUMMEL Life Sciences & Environment Holding Singapore Pte. Ltd. | 33 |
1 |
| Environmental Control Coatings Limited | 1 |
1 |
| Han, KI Cheol | 1 |
1 |
| Kim, Byoung Woo | 1 |
1 |
| Kim, Hyewon | 1 |
1 |
| Kim, Min Jung | 2 |
1 |
| Kim, Minji | 2 |
1 |
| Lee, Soo Bin | 1 |
1 |
| Other owners | 0 |