- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 1/0059 - Indoor units, e.g. fan coil units characterised by heat exchangers
Patent holdings for IPC class F24F 1/0059
Total number of patents in this class: 124
10-year publication summary
2
|
7
|
7
|
7
|
15
|
23
|
25
|
20
|
23
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Electric Corporation | 43934 |
23 |
Daikin Industries, Ltd. | 9495 |
11 |
Samsung Electronics Co., Ltd. | 131630 |
10 |
Hitachi-johnson Controls Air Conditioning, Inc. | 499 |
6 |
LG Electronics Inc. | 69257 |
5 |
Fujitsu General Limited | 541 |
4 |
Lennox Industries Inc. | 1088 |
4 |
NEC Corporation | 32703 |
3 |
Carrier Corporation | 4759 |
3 |
GD Midea Heating & Ventilating Equipment Co., Ltd. | 428 |
2 |
GREE Electric Appliances, Inc. of Zhuhai | 3007 |
2 |
Qingdao Haier Air Conditioner General Corp.,ltd | 2228 |
2 |
Toshiba Carrier Corporation | 567 |
2 |
Dantherm Cooling Inc. | 18 |
2 |
Hefei Midea Heating & Ventilating Equipment Co., Ltd. | 143 |
2 |
Yamaichi Special Steel Co.,Ltd. | 6 |
2 |
Johnson Controls Tyco IP Holdings LLP | 1584 |
2 |
Toyota Motor Corporation | 28582 |
1 |
Hyundai Motor Company | 19021 |
1 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
Other owners | 36 |