- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 8/158 - 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 using active carbon
Patent holdings for IPC class F24F 8/158
Total number of patents in this class: 91
10-year publication summary
|
0
|
2
|
2
|
5
|
11
|
21
|
16
|
18
|
9
|
15
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Microjet Technology Co., Ltd. | 452 |
12 |
| Microjet Technology Co., Ltd. | 15 |
3 |
| Innovative Technologies, Paul Coughlin, Rick Armijo | 8 |
3 |
| Samsung Electronics Co., Ltd. | 159755 |
2 |
| Dyson Technology Limited | 4053 |
2 |
| Environmental Management Confederation, Inc. | 46 |
2 |
| Fellowes, Inc. | 373 |
2 |
| LifeAire Systems, LLC | 44 |
2 |
| Zibo Creation of Mechanical and Electrical Technology Co., Ltd | 40 |
2 |
| Bubl. AB | 7 |
2 |
| Danvita Thermal LLC | 3 |
2 |
| Hepa Clean Specialty Products LLC | 5 |
2 |
| Aerobiotix USA LLC | 38 |
2 |
| 3m Innovative Properties Company | 17455 |
1 |
| Daikin Industries, Ltd. | 10546 |
1 |
| Carrier Corporation | 3958 |
1 |
| Tsinghua University | 6259 |
1 |
| Air Sanz Holdings Pty Ltd as trustee for the Air Sanz Holdings Trust | 4 |
1 |
| Coway Co., Ltd. | 797 |
1 |
| Electrolux Appliances Aktiebolag | 1418 |
1 |
| Other owners | 46 |