- 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: 193
10-year publication summary
|
1
|
6
|
14
|
21
|
26
|
28
|
19
|
28
|
8
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qingdao Haier Air Conditioner General Corp.,ltd | 2428 |
24 |
| Haier Smart Home Co., Ltd. | 5707 |
24 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1921 |
20 |
| Daikin Industries, Ltd. | 10478 |
16 |
| Mitsubishi Electric Corporation | 47971 |
9 |
| Samsung Electronics Co., Ltd. | 157557 |
8 |
| LG Electronics Inc. | 75654 |
7 |
| GREE Electric Appliances, Inc. of Zhuhai | 3316 |
7 |
| Johnson Controls Technology Company | 1387 |
5 |
| Ningbo Aux Electric Co., Ltd. | 187 |
5 |
| Aux Air Conditioner Co., Ltd. | 104 |
5 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 2087 |
4 |
| Midea Group Co., Ltd. | 4979 |
4 |
| Trane International Inc. | 1227 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
3 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 521 |
3 |
| Sharp Kabushiki Kaisha | 18530 |
3 |
| Daikin Europe N.v. | 218 |
2 |
| Generac Power Systems, Inc. | 395 |
2 |
| Tyco Fire & Security GmbH | 3631 |
2 |
| Other owners | 36 |