- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 1/56 - Casing or covers of separate outdoor units, e.g. fan guards
Patent holdings for IPC class F24F 1/56
Total number of patents in this class: 459
10-year publication summary
|
36
|
30
|
48
|
44
|
41
|
17
|
45
|
42
|
52
|
28
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48236 |
123 |
| Samsung Electronics Co., Ltd. | 158605 |
54 |
| Daikin Industries, Ltd. | 10513 |
42 |
| LG Electronics Inc. | 75910 |
22 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 768 |
19 |
| Midea Group Co., Ltd. | 5060 |
16 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 2101 |
11 |
| BDR Thermea Group B.V. | 183 |
8 |
| Fujitsu General Limited | 601 |
8 |
| Hefei Midea Heating & Ventilating Equipment Co., Ltd. | 342 |
8 |
| Johnson Controls Light Commercial IP GmbH | 372 |
8 |
| Panasonic Intellectual Property Management Co., Ltd. | 34335 |
7 |
| Nidec Techno Motor Corporation | 37 |
7 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 510 |
7 |
| Daikin Europe N.v. | 221 |
6 |
| Rheem Manufacturing Company | 1026 |
6 |
| Haier Smart Home Co., Ltd. | 5732 |
6 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2435 |
5 |
| Toshiba Carrier Corporation | 470 |
5 |
| Trane International Inc. | 1237 |
5 |
| Other owners | 86 |