- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 140/12 - Heat-exchange fluid pressure
Patent holdings for IPC class F24F 140/12
Total number of patents in this class: 146
10-year publication summary
1
|
10
|
7
|
15
|
20
|
21
|
23
|
15
|
16
|
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 |
22 |
Daikin Industries, Ltd. | 9495 |
12 |
Lennox Industries Inc. | 1088 |
11 |
Johnson Controls Tyco IP Holdings LLP | 1584 |
10 |
LG Electronics Inc. | 69257 |
7 |
GD Midea Heating & Ventilating Equipment Co., Ltd. | 428 |
7 |
Johnson Controls Technology Company | 1522 |
6 |
Midea Group Co., Ltd. | 4025 |
6 |
Tyco Fire & Security GmbH | 2172 |
6 |
Haier Smart Home Co., Ltd. | 4882 |
6 |
Samsung Electronics Co., Ltd. | 131630 |
5 |
Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1721 |
5 |
Qingdao Haier Air Conditioner General Corp.,ltd | 2228 |
4 |
Carrier Corporation | 4759 |
3 |
GREE Electric Appliances, Inc. of Zhuhai | 3007 |
3 |
Copeland LP | 656 |
3 |
Chicony Power Technology Co., Ltd. | 244 |
2 |
Fujitsu General Limited | 541 |
2 |
Kentuckiana Curb Co., Inc | 17 |
2 |
Schneider Electric USA, Inc. | 1192 |
2 |
Other owners | 22 |