- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 11/70 - Control systems characterised by their outputsConstructional details thereof
Patent holdings for IPC class F24F 11/70
Total number of patents in this class: 958
10-year publication summary
|
24
|
20
|
65
|
98
|
92
|
74
|
94
|
96
|
72
|
41
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Haier Smart Home Co., Ltd. | 5516 |
114 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2385 |
110 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1878 |
87 |
| Daikin Industries, Ltd. | 10133 |
45 |
| Samsung Electronics Co., Ltd. | 148584 |
38 |
| Mitsubishi Electric Corporation | 46757 |
33 |
| Panasonic Intellectual Property Management Co., Ltd. | 32219 |
33 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 1888 |
31 |
| Tyco Fire & Security GmbH | 3433 |
31 |
| Midea Group Co., Ltd. | 4643 |
27 |
| LG Electronics Inc. | 73818 |
24 |
| Google LLC | 42891 |
20 |
| Lennox Industries Inc. | 1131 |
18 |
| GREE Electric Appliances, Inc. of Zhuhai | 3256 |
17 |
| Resideo LLC | 1311 |
16 |
| Johnson Controls Technology Company | 1415 |
15 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 671 |
14 |
| Carrier Corporation | 4297 |
12 |
| Research Products Corporation | 186 |
8 |
| Johnson Controls Light Commercial IP GmbH | 369 |
8 |
| Other owners | 257 |