Patent holdings for IPC class F24F 1/18

Total number of patents in this class: 221

10-year publication summary

20
26
10
25
22
24
12
13
16
14
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Mitsubishi Electric Corporation
46870
87
Daikin Industries, Ltd.
10153
35
Samsung Electronics Co., Ltd.
148924
17
Hitachi-johnson Controls Air Conditioning, Inc.
520
6
Qingdao Haier Air Conditioner General Corp.,ltd
2385
5
Haier Smart Home Co., Ltd.
5527
5
GD Midea Air-Conditioning Equipment Co., Ltd.
1899
4
Midea Group Co., Ltd.
4671
4
LG Electronics Inc.
73678
3
Panasonic Corporation
19969
3
Panasonic Intellectual Property Management Co., Ltd.
32352
3
Sharp Kabushiki Kaisha
18639
3
Johnson Controls-hitachi Air Conditioning Technology (Hong Kong) Limited,
43
3
Midea Group Wuhan Refrigeration Equipment Co., Ltd.
67
3
Danfoss Micro Channel Heat Exchanger (Jiaxing) Co. Ltd.
89
2
Fujitsu General Limited
626
2
GD Midea Heating & Ventilating Equipment Co., Ltd.
681
2
Goodman Manufacturing Company, L.P., Goodman Holding Company, a Texas corporation, its General Partner
140
2
GREE Electric Appliances, Inc. of Zhuhai
3254
2
Mitsubishi Heavy Industries Thermal Systems, Ltd.
916
2
Other owners 28