- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 1/48 - Component arrangements in separate outdoor units characterised by airflow, e.g. inlet or outlet airflow
Patent holdings for IPC class F24F 1/48
Total number of patents in this class: 177
10-year publication summary
|
5
|
11
|
9
|
16
|
13
|
21
|
5
|
17
|
16
|
21
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 46870 |
37 |
| Daikin Industries, Ltd. | 10153 |
17 |
| Samsung Electronics Co., Ltd. | 148924 |
14 |
| Haier Smart Home Co., Ltd. | 5527 |
9 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1878 |
8 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2385 |
7 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 681 |
6 |
| LG Electronics Inc. | 73678 |
5 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 1899 |
5 |
| Midea Group Co., Ltd. | 4671 |
5 |
| Hefei Midea Heating & Ventilating Equipment Co., Ltd. | 285 |
5 |
| BDR Thermea Group B.V. | 160 |
4 |
| Ormat Technologies, Inc. | 114 |
4 |
| Johnson Controls Light Commercial IP GmbH | 369 |
4 |
| GREE Electric Appliances, Inc. of Zhuhai | 3254 |
3 |
| Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd. | 227 |
3 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 520 |
3 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 916 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 32352 |
2 |
| Whirlpool Corporation | 4458 |
2 |
| Other owners | 31 |