- 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: 433
10-year publication summary
|
36
|
29
|
48
|
44
|
38
|
17
|
45
|
42
|
51
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 47352 |
123 |
| Samsung Electronics Co., Ltd. | 151485 |
45 |
| Daikin Industries, Ltd. | 10212 |
41 |
| LG Electronics Inc. | 74388 |
20 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 709 |
18 |
| Midea Group Co., Ltd. | 4740 |
15 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 1966 |
10 |
| BDR Thermea Group B.V. | 172 |
8 |
| Fujitsu General Limited | 632 |
8 |
| Johnson Controls Light Commercial IP GmbH | 370 |
8 |
| Panasonic Intellectual Property Management Co., Ltd. | 32983 |
7 |
| Nidec Techno Motor Corporation | 37 |
7 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 518 |
7 |
| Hefei Midea Heating & Ventilating Equipment Co., Ltd. | 303 |
7 |
| Daikin Europe N.v. | 213 |
6 |
| Haier Smart Home Co., Ltd. | 5602 |
6 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2402 |
5 |
| Rheem Manufacturing Company | 985 |
5 |
| Toshiba Carrier Corporation | 484 |
5 |
| Trane International Inc. | 1206 |
5 |
| Other owners | 77 |