- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 13/18 - Air-flow control members, e.g. louvres, grilles, flaps or guide plates specially adapted for insertion in flat panels, e.g. in door or window-pane
Patent holdings for IPC class F24F 13/18
Total number of patents in this class: 77
10-year publication summary
|
7
|
2
|
14
|
6
|
9
|
7
|
4
|
13
|
4
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 3m Innovative Properties Company | 18406 |
5 |
| Electrolux Appliances Aktiebolag | 1216 |
4 |
| Climawin Techniq ApS | 5 |
3 |
| Mestek, Inc. | 131 |
3 |
| Technofirst | 11 |
3 |
| AFI Licensing LLC | 204 |
2 |
| Bordin Racing Limited | 6 |
2 |
| Bripco BVBA | 39 |
2 |
| Titon Hardware Limited | 13 |
2 |
| VKR Holding A/S | 575 |
2 |
| BREVIS S.C. Marek Cwikilewicz, Krzysztof Dzieża | 3 |
2 |
| Form & Plast A/S | 2 |
2 |
| Ramboll Denmark Contracting ApS | 5 |
2 |
| LG Electronics Inc. | 69257 |
1 |
| Toyota Motor Corporation | 28582 |
1 |
| Daikin Industries, Ltd. | 9495 |
1 |
| National Institute of Advanced Industrial Science and Technology | 3677 |
1 |
| Hewlett Packard Enterprise Development LP | 10702 |
1 |
| Aereco | 10 |
1 |
| Air Distribution Technologies IP, LLC | 160 |
1 |
| Other owners | 36 |