- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 1/0047 - Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in the ceiling or at the ceiling
Patent holdings for IPC class F24F 1/0047
Total number of patents in this class: 249
10-year publication summary
|
6
|
17
|
18
|
31
|
50
|
42
|
30
|
38
|
25
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 138320 |
51 |
| Mitsubishi Electric Corporation | 44678 |
44 |
| Daikin Industries, Ltd. | 9766 |
24 |
| LG Electronics Inc. | 70831 |
20 |
| Fujitsu General Limited | 579 |
16 |
| Haier Smart Home Co., Ltd. | 5289 |
9 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 1653 |
8 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1827 |
8 |
| GREE Electric Appliances, Inc. of Zhuhai | 3146 |
7 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 494 |
6 |
| Envola GmbH | 38 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 29567 |
3 |
| Midea Group Co., Ltd. | 4277 |
3 |
| Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd. | 180 |
3 |
| Price Industries, Inc | 8 |
3 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 835 |
3 |
| Daikin Europe N.v. | 192 |
2 |
| Fujita Corporation | 37 |
2 |
| Kimura Kohki Co., Ltd. | 36 |
2 |
| Toshiba Carrier Corporation | 520 |
2 |
| Other owners | 29 |