- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 13/16 - Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built-up of parallelly-movable plates
Patent holdings for IPC class F24F 13/16
Total number of patents in this class: 51
10-year publication summary
|
2
|
5
|
6
|
5
|
4
|
5
|
3
|
3
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48018 |
4 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2428 |
4 |
| Haier Smart Home Co., Ltd. | 5712 |
4 |
| Samsung Electronics Co., Ltd. | 157719 |
3 |
| Lindab AB | 131 |
3 |
| Trane International Inc. | 1228 |
3 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1921 |
3 |
| Air Distribution Technologies IP, LLC | 253 |
2 |
| Baltimore Aircoil Company, Inc. | 183 |
2 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 2089 |
2 |
| Zehnder Group International AG | 394 |
2 |
| LG Electronics Inc. | 75694 |
1 |
| Panasonic Corporation | 19019 |
1 |
| Hyundai Motor Company | 24653 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
1 |
| Huawei Device Co., Ltd. | 2740 |
1 |
| Kia Motors Corporation | 7718 |
1 |
| Komatsu Ltd. | 4723 |
1 |
| Greenwood Air Management Limited | 6 |
1 |
| Inventiair AB | 9 |
1 |
| Other owners | 10 |