- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 13/08 - Air-flow control members, e.g. louvres, grilles, flaps or guide plates
Patent holdings for IPC class F24F 13/08
Total number of patents in this class: 1643
10-year publication summary
|
95
|
149
|
146
|
182
|
170
|
149
|
171
|
151
|
112
|
70
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 144426 |
116 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2361 |
106 |
| LG Electronics Inc. | 72559 |
102 |
| GREE Electric Appliances, Inc. of Zhuhai | 3221 |
65 |
| Haier Smart Home Co., Ltd. | 5428 |
63 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1854 |
51 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 1802 |
47 |
| Midea Group Co., Ltd. | 4489 |
43 |
| Mitsubishi Electric Corporation | 45860 |
41 |
| Broan-NuTone LLC | 459 |
24 |
| Daikin Industries, Ltd. | 9971 |
23 |
| Panasonic Intellectual Property Management Co., Ltd. | 31022 |
21 |
| Air Distribution Technologies IP, LLC | 168 |
18 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 598 |
14 |
| Sterling Custom Sheet Metal, Inc | 17 |
14 |
| Hefei Midea Heating & Ventilating Equipment Co., Ltd. | 224 |
14 |
| Denso Corporation | 24146 |
11 |
| Ningbo Aux Electric Co., Ltd. | 180 |
11 |
| Aux Air Conditioner Co., Ltd. | 104 |
9 |
| Haier Group Corporation | 380 |
8 |
| Other owners | 842 |