- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 1/0059 - Indoor units, e.g. fan coil units characterised by heat exchangers
Patent holdings for IPC class F24F 1/0059
Total number of patents in this class: 154
10-year publication summary
|
7
|
7
|
15
|
23
|
25
|
21
|
23
|
15
|
12
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 47625 |
24 |
| Daikin Industries, Ltd. | 10393 |
18 |
| Samsung Electronics Co., Ltd. | 154120 |
12 |
| LG Electronics Inc. | 75045 |
8 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 520 |
7 |
| Fujitsu General Limited | 600 |
4 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 745 |
4 |
| Lennox Industries Inc. | 1086 |
4 |
| Yamaichi Special Steel Co.,Ltd. | 11 |
4 |
| NEC Corporation | 36656 |
3 |
| Carrier Corporation | 3967 |
3 |
| Hefei Midea Heating & Ventilating Equipment Co., Ltd. | 328 |
3 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 2028 |
2 |
| GREE Electric Appliances, Inc. of Zhuhai | 3281 |
2 |
| Midea Group Co., Ltd. | 4856 |
2 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2423 |
2 |
| Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd. | 252 |
2 |
| Baryon Inc | 11 |
2 |
| Muclitech Inc. | 3 |
2 |
| Johnson Controls Light Commercial IP GmbH | 370 |
2 |
| Other owners | 44 |