- All sections
- E - Fixed constructions
- E05F - Devices for moving wings into open or closed position; checks for wings; wing fittings not otherwise provided for, concerned with the functioning of the wing
- E05F 3/00 - Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices
Patent holdings for IPC class E05F 3/00
Total number of patents in this class: 159
10-year publication summary
|
11
|
22
|
15
|
11
|
11
|
10
|
9
|
4
|
5
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schlage Lock Company LLC | 1276 |
14 |
| Nifco Inc. | 1107 |
12 |
| DORMA GmbH + Co. KG | 139 |
7 |
| Geze GmbH | 174 |
7 |
| Yale Security Inc. | 63 |
7 |
| Assa Abloy Accessories and Door Controls Group, Inc. | 180 |
6 |
| Assa Abloy Entrance Systems AB | 501 |
4 |
| dormakaba Deutschland GmbH | 282 |
3 |
| Ford Global Technologies, LLC | 20039 |
2 |
| Cmech (Guangzhou) Industrial Ltd. | 7 |
2 |
| Hampton Products International Corporation | 182 |
2 |
| Inventus Engineering GmbH | 188 |
2 |
| John Evans' Sons, Inc. | 28 |
2 |
| Julius Blum GmbH | 1193 |
2 |
| Lisa Dräxlmaier GmbH | 558 |
2 |
| Magna Closures Inc. | 384 |
2 |
| MarathonNorco Aerospace, Inc. | 43 |
2 |
| Paul Hettich GmbH & Co. KG | 494 |
2 |
| Silverback Safety & Training Solutions,Inc. | 6 |
2 |
| Warren Industries Ltd. | 22 |
2 |
| Other owners | 75 |