- 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 9/80 - Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling
Patent holdings for IPC class E06B 9/80
Total number of patents in this class: 219
10-year publication summary
|
16
|
42
|
27
|
37
|
26
|
34
|
17
|
20
|
14
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hunter Douglas Inc. | 915 |
28 |
| MechoShade Systems, LLC | 140 |
19 |
| Nien Made Enterprise Co., Ltd. | 147 |
12 |
| Automatic Technology (Australia) Pty Ltd | 81 |
5 |
| Hunter Douglas Industries BV | 274 |
4 |
| Maxxmar Inc. | 79 |
4 |
| Rollease Acmeda Inc. | 36 |
4 |
| Lutron Technology Company LLC | 2424 |
4 |
| The Regents of the University of California | 19517 |
3 |
| Alpine Overhead Doors, Inc. | 38 |
3 |
| Pella Corporation | 223 |
3 |
| Qualitas Manufacturing, Inc. | 80 |
3 |
| Rite-Hite Holding Corporation | 652 |
3 |
| Taicang Kingfu Plastic Manufacture Co., Ltd. | 20 |
3 |
| Whole Space Industries Ltd | 40 |
3 |
| WinTec Korea Inc. | 32 |
3 |
| TOK, Inc. | 46 |
3 |
| Cornellcookson, LLC | 176 |
3 |
| Freedom Screens Capital Pty Ltd | 15 |
3 |
| Bank of America, N.A. | 238 |
2 |
| Other owners | 104 |