- All sections
- E - Fixed constructions
- E06B - Fixed or movable closures for openings in buildings, vehicles, fences, or like enclosures, in general, e.g. doors, windows, blinds, gates
- E06B 9/84 - Safety measures against dropping or unauthorised openingBraking or immobilising devicesDevices for limiting unrolling automatic against dropping
Patent holdings for IPC class E06B 9/84
Total number of patents in this class: 54
10-year publication summary
|
4
|
1
|
6
|
7
|
2
|
4
|
5
|
3
|
2
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bunka Shutter Co., Ltd. | 36 |
4 |
| EFAFLEX Tor - und Sicherheitssysteme GmbH & Co. KG | 114 |
4 |
| Gabrijel Rejc GmbH & Co. KG | 6 |
4 |
| Cornellcookson, LLC | 182 |
3 |
| Canimex Inc. | 33 |
2 |
| Efaflex Inzeniring D.O.O. Ljubljana | 28 |
2 |
| Hunter Douglas Inc. | 893 |
2 |
| Nice SpA | 69 |
2 |
| Sofineco | 8 |
2 |
| MechoShade Systems, LLC | 137 |
2 |
| Somfy Activites SA | 496 |
2 |
| Jokangfod Co., Ltd. | 3 |
2 |
| Alpine Overhead Doors, Inc. | 38 |
1 |
| Assa Abloy Entrance Systems AB | 527 |
1 |
| Bank of America, N.A. | 330 |
1 |
| Chamberlain Australia Pty Ltd. | 7 |
1 |
| Compact Dynamics GmbH | 24 |
1 |
| Coopers Fire Limited | 35 |
1 |
| Fujita Corporation | 40 |
1 |
| Hunter Douglas N.V. | 2 |
1 |
| Other owners | 15 |