- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 1/22 - Arrangement or mounting thereof
Patent holdings for IPC class F24F 1/22
Total number of patents in this class: 295
10-year publication summary
16
|
19
|
28
|
22
|
44
|
45
|
24
|
18
|
28
|
11
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Electric Corporation | 43934 |
84 |
Daikin Industries, Ltd. | 9495 |
47 |
GD Midea Heating & Ventilating Equipment Co., Ltd. | 428 |
14 |
GD Midea Air-Conditioning Equipment Co., Ltd. | 1475 |
13 |
Hefei Midea Heating & Ventilating Equipment Co., Ltd. | 143 |
11 |
LG Electronics Inc. | 69257 |
9 |
Midea Group Co., Ltd. | 4025 |
9 |
Mitsubishi Heavy Industries Thermal Systems, Ltd. | 786 |
9 |
GREE Electric Appliances, Inc. of Zhuhai | 3007 |
8 |
Hitachi-johnson Controls Air Conditioning, Inc. | 499 |
8 |
Samsung Electronics Co., Ltd. | 131630 |
7 |
Toshiba Carrier Corporation | 567 |
7 |
Fujitsu General Limited | 541 |
6 |
Qingdao Haier Air Conditioner General Corp.,ltd | 2228 |
5 |
Haier Smart Home Co., Ltd. | 4882 |
5 |
Johnson Controls Tyco IP Holdings LLP | 1584 |
5 |
Carrier Corporation | 4759 |
3 |
Nidec Techno Motor Corporation | 37 |
3 |
Ningbo Aux Electric Co., Ltd. | 150 |
3 |
Sharp Kabushiki Kaisha | 18957 |
3 |
Other owners | 36 |