- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 110/50 - Air quality properties
Patent holdings for IPC class F24F 110/50
Total number of patents in this class: 352
10-year publication summary
6
|
9
|
39
|
50
|
44
|
55
|
62
|
37
|
31
|
7
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
LG Electronics Inc. | 69257 |
20 |
Samsung Electronics Co., Ltd. | 131630 |
17 |
Qingdao Haier Air Conditioner General Corp.,ltd | 2228 |
13 |
Haier Smart Home Co., Ltd. | 4882 |
11 |
Daikin Industries, Ltd. | 9495 |
10 |
Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1721 |
9 |
3m Innovative Properties Company | 18406 |
8 |
Honeywell International Inc. | 13799 |
8 |
Air Distribution Technologies IP, LLC | 160 |
8 |
Integrated Energy Services Corporation | 9 |
8 |
Mitsubishi Electric Corporation | 43934 |
7 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
7 |
Ademco Inc. | 1374 |
7 |
Carrier Corporation | 4759 |
6 |
Johnson Controls Technology Company | 1522 |
6 |
King Fahd University of Petroleum and Minerals | 779 |
6 |
Versuni Holding B.V. | 817 |
6 |
Tyco Fire & Security GmbH | 2172 |
5 |
Sharp Corporation | 10015 |
4 |
Lennox Industries Inc. | 1088 |
4 |
Other owners | 182 |