- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 110/65 - Concentration of specific substances or contaminants
Patent holdings for IPC class F24F 110/65
Total number of patents in this class: 197
10-year publication summary
|
0
|
2
|
13
|
27
|
23
|
34
|
39
|
18
|
28
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Daikin Industries, Ltd. | 9810 |
16 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2334 |
12 |
| Haier Smart Home Co., Ltd. | 5294 |
12 |
| Tyco Fire & Security GmbH | 3286 |
11 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1829 |
11 |
| Mitsubishi Electric Corporation | 44738 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 29620 |
10 |
| Samsung Electronics Co., Ltd. | 138518 |
9 |
| LG Electronics Inc. | 70898 |
7 |
| Goodman Manufacturing Company, L.P., Goodman Holding Company, a Texas corporation, its General Partner | 120 |
7 |
| Johnson Controls Technology Company | 1481 |
6 |
| Microjet Technology Co., Ltd. | 408 |
4 |
| Carrier Corporation | 4444 |
3 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 1655 |
3 |
| Measured Air Performance, LLC | 12 |
3 |
| Honeywell International Inc. | 14007 |
2 |
| Koninklijke Philips N.V. | 23945 |
2 |
| Air Distribution Technologies IP, LLC | 153 |
2 |
| Donaldson Company, Inc. | 1576 |
2 |
| Integrated Global Services, Inc. | 57 |
2 |
| Other owners | 63 |