- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 110/52 - Air quality properties of the outside air
Patent holdings for IPC class F24F 110/52
Total number of patents in this class: 52
10-year publication summary
0
|
1
|
8
|
3
|
5
|
17
|
6
|
5
|
3
|
1
|
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 |
5 |
Qingdao Haier Air Conditioner General Corp.,ltd | 2228 |
3 |
State Farm Mutual Automobile Insurance Company | 2560 |
3 |
Haier Smart Home Co., Ltd. | 4882 |
3 |
Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1721 |
3 |
Samsung Electronics Co., Ltd. | 131630 |
2 |
LG Electronics Inc. | 69257 |
2 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
2 |
Carrier Corporation | 4759 |
2 |
Blockchain Generation Ventures | 2 |
2 |
Versuni Holding B.V. | 817 |
2 |
Siemens AG | 24990 |
1 |
Honeywell International Inc. | 13799 |
1 |
Koninklijke Philips N.V. | 22975 |
1 |
Mitsubishi Electric Corporation | 43934 |
1 |
Hyundai Motor Company | 19021 |
1 |
Dell Products L.P. | 11144 |
1 |
Kia Motors Corporation | 7946 |
1 |
Johnson Controls Technology Company | 1522 |
1 |
Xiaomi Inc. | 1683 |
1 |
Other owners | 14 |