- 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: 990
10-year publication summary
|
22
|
68
|
98
|
98
|
79
|
103
|
104
|
74
|
49
|
27
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Haier Smart Home Co., Ltd. | 5752 |
115 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2435 |
111 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1928 |
88 |
| Daikin Industries, Ltd. | 10527 |
46 |
| Samsung Electronics Co., Ltd. | 159298 |
43 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 2112 |
34 |
| Tyco Fire & Security GmbH | 3683 |
34 |
| Panasonic Intellectual Property Management Co., Ltd. | 34568 |
33 |
| Mitsubishi Electric Corporation | 48409 |
32 |
| Midea Group Co., Ltd. | 5083 |
27 |
| LG Electronics Inc. | 76219 |
24 |
| Google LLC | 44850 |
20 |
| GREE Electric Appliances, Inc. of Zhuhai | 3327 |
17 |
| Lennox Industries Inc. | 1128 |
17 |
| Resideo USA LLC | 1283 |
16 |
| Johnson Controls Technology Company | 1373 |
15 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 769 |
14 |
| Carrier Corporation | 3962 |
13 |
| Johnson Controls Light Commercial IP GmbH | 372 |
8 |
| Research Products Corporation | 207 |
7 |
| Other owners | 276 |