- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 110/20 - Humidity
Patent holdings for IPC class F24F 110/20
Total number of patents in this class: 1023
10-year publication summary
13
|
35
|
61
|
115
|
139
|
149
|
162
|
118
|
109
|
19
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Electric Corporation | 43934 |
67 |
Haier Smart Home Co., Ltd. | 4882 |
62 |
Qingdao Haier Air Conditioner General Corp.,ltd | 2228 |
61 |
Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1721 |
51 |
Daikin Industries, Ltd. | 9495 |
50 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
43 |
Samsung Electronics Co., Ltd. | 131630 |
37 |
LG Electronics Inc. | 69257 |
26 |
Lennox Industries Inc. | 1088 |
26 |
GD Midea Air-Conditioning Equipment Co., Ltd. | 1475 |
22 |
Johnson Controls Tyco IP Holdings LLP | 1584 |
22 |
Tyco Fire & Security GmbH | 2172 |
19 |
Midea Group Co., Ltd. | 4025 |
17 |
Ademco Inc. | 1374 |
15 |
Carrier Corporation | 4759 |
13 |
Honeywell International Inc. | 13799 |
12 |
Johnson Controls Technology Company | 1522 |
11 |
GREE Electric Appliances, Inc. of Zhuhai | 3007 |
10 |
Delta T, LLC | 272 |
9 |
Trane International Inc. | 1123 |
9 |
Other owners | 441 |