- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 11/526 - Indication arrangements, e.g. displays giving audible indications
Patent holdings for IPC class F24F 11/526
Total number of patents in this class: 185
10-year publication summary
|
0
|
1
|
6
|
14
|
21
|
26
|
28
|
19
|
28
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qingdao Haier Air Conditioner General Corp.,ltd | 2372 |
24 |
| Haier Smart Home Co., Ltd. | 5468 |
24 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1865 |
20 |
| Daikin Industries, Ltd. | 10016 |
16 |
| Mitsubishi Electric Corporation | 46160 |
8 |
| Samsung Electronics Co., Ltd. | 146534 |
7 |
| LG Electronics Inc. | 73210 |
7 |
| GREE Electric Appliances, Inc. of Zhuhai | 3246 |
7 |
| Ningbo Aux Electric Co., Ltd. | 180 |
5 |
| Aux Air Conditioner Co., Ltd. | 104 |
5 |
| Johnson Controls Technology Company | 1425 |
4 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 1831 |
4 |
| Midea Group Co., Ltd. | 4557 |
4 |
| Trane International Inc. | 1184 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 31515 |
3 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 513 |
3 |
| Sharp Kabushiki Kaisha | 18738 |
3 |
| Daikin Europe N.v. | 206 |
2 |
| Generac Power Systems, Inc. | 376 |
2 |
| Tyco Fire & Security GmbH | 3206 |
2 |
| Other owners | 31 |