- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 7/013 - Ventilation with forced flow using wall or window fans, displacing air through the wall or window
Patent holdings for IPC class F24F 7/013
Total number of patents in this class: 258
10-year publication summary
|
13
|
18
|
27
|
29
|
30
|
32
|
35
|
32
|
31
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
29 |
| Panasonic Corporation | 20786 |
15 |
| Panasonic Ecology Systems Guangdong Co., Ltd. | 112 |
9 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
7 |
| Broan-NuTone LLC | 459 |
7 |
| Haier US Appliance Solutions, Inc. | 3178 |
5 |
| LG Hausys, Ltd. | 839 |
5 |
| LG Electronics Inc. | 69257 |
4 |
| Daikin Industries, Ltd. | 9495 |
4 |
| Airius IP Holdings, LLC | 62 |
4 |
| Bripco BVBA | 39 |
4 |
| Framery Oy | 60 |
4 |
| 3m Innovative Properties Company | 18406 |
3 |
| Cendori Co., Ltd. | 15 |
3 |
| QC Manufacturing, Inc. | 27 |
3 |
| Zehnder Group International AG | 391 |
3 |
| Envola GmbH | 30 |
3 |
| O'daniels, LLC. | 55 |
3 |
| Samsung Electronics Co., Ltd. | 131630 |
2 |
| Airscape, Inc. | 9 |
2 |
| Other owners | 139 |