- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 6/04 - Air-humidification by evaporation of water in the air using stationary unheated wet elements
Patent holdings for IPC class F24F 6/04
Total number of patents in this class: 405
10-year publication summary
30
|
27
|
61
|
41
|
40
|
59
|
35
|
33
|
46
|
10
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Electric Corporation | 43934 |
34 |
LG Electronics Inc. | 69257 |
31 |
Dyson Technology Limited | 3124 |
18 |
Coway Co., Ltd. | 649 |
12 |
Sharp Kabushiki Kaisha | 18957 |
11 |
Ademco Inc. | 1374 |
11 |
Daikin Industries, Ltd. | 9495 |
10 |
Samsung Electronics Co., Ltd. | 131630 |
9 |
Qingdao Haier Air Conditioner General Corp.,ltd | 2228 |
9 |
Midea Group Co., Ltd. | 4025 |
8 |
Panasonic Corporation | 20786 |
5 |
Condair Group AG | 41 |
5 |
Ontel Products Corporation | 441 |
5 |
GD Midea Environment Appliances MFG Co., Ltd. | 177 |
5 |
Denso Corporation | 23338 |
4 |
Koninklijke Philips N.V. | 22975 |
4 |
Carl Freudenberg KG | 1346 |
4 |
Daicel Corporation | 2128 |
4 |
DRI-STEEM Corporation | 44 |
4 |
GD Midea Air-Conditioning Equipment Co., Ltd. | 1475 |
4 |
Other owners | 208 |