- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse 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: 163
10-year publication summary
|
10
|
7
|
15
|
20
|
21
|
25
|
18
|
17
|
12
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 44904 |
27 |
| Tyco Fire & Security GmbH | 3303 |
16 |
| Daikin Industries, Ltd. | 9851 |
12 |
| Lennox Industries Inc. | 1101 |
12 |
| LG Electronics Inc. | 71074 |
8 |
| Samsung Electronics Co., Ltd. | 139302 |
7 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 547 |
7 |
| Johnson Controls Technology Company | 1478 |
6 |
| Midea Group Co., Ltd. | 4310 |
6 |
| Haier Smart Home Co., Ltd. | 5315 |
6 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1836 |
5 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2341 |
4 |
| Carrier Corporation | 4451 |
3 |
| GREE Electric Appliances, Inc. of Zhuhai | 3156 |
3 |
| Kentuckiana Curb Co., Inc | 18 |
3 |
| Copeland LP | 674 |
3 |
| Chicony Power Technology Co., Ltd. | 254 |
2 |
| Fujitsu General Limited | 579 |
2 |
| Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd. | 184 |
2 |
| Schneider Electric USA, Inc. | 1269 |
2 |
| Other owners | 27 |