- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 1/40 - Vibration or noise prevention at outdoor units
Patent holdings for IPC class F24F 1/40
Total number of patents in this class: 163
10-year publication summary
|
14
|
12
|
17
|
15
|
12
|
11
|
12
|
5
|
13
|
18
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48172 |
36 |
| Samsung Electronics Co., Ltd. | 158442 |
18 |
| LG Electronics Inc. | 75855 |
12 |
| Daikin Industries, Ltd. | 10502 |
7 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 2096 |
6 |
| Midea Group Co., Ltd. | 5052 |
6 |
| Carrier Corporation | 3947 |
5 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 768 |
4 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 976 |
4 |
| GREE Electric Appliances, Inc. of Zhuhai | 3317 |
3 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2433 |
3 |
| Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd. | 271 |
3 |
| Haier Smart Home Co., Ltd. | 5728 |
3 |
| Johnson Controls Light Commercial IP GmbH | 372 |
3 |
| FUJIFILM Corporation | 30594 |
2 |
| Fujitsu General Limited | 600 |
2 |
| Haier US Appliance Solutions, Inc. | 4073 |
2 |
| Toshiba Carrier Corporation | 471 |
2 |
| Trane International Inc. | 1233 |
2 |
| Tyco Fire & Security GmbH | 3672 |
2 |
| Other owners | 38 |