- All sections
- E - Fixed constructions
- E05F - Devices for moving wings into open or closed positionchecks for wingswing fittings not otherwise provided for, concerned with the functioning of the wing
- E05F 3/04 - Closers or openers with braking devices, e.g. checksConstruction of pneumatic or liquid braking devices with liquid piston brakes
Patent holdings for IPC class E05F 3/04
Total number of patents in this class: 118
10-year publication summary
|
6
|
11
|
6
|
11
|
4
|
8
|
12
|
9
|
8
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Moshun, LLC | 57 |
9 |
| Cmech (Guangzhou) Ltd. | 51 |
8 |
| Schlage Lock Company LLC | 1379 |
8 |
| DORMA GmbH + Co. KG | 125 |
6 |
| Nifco Inc. | 1112 |
6 |
| LG Electronics Inc. | 73884 |
3 |
| dormakaba Deutschland GmbH | 279 |
3 |
| Assa Abloy Accessories and Door Controls Group, Inc. | 225 |
3 |
| Colcom Group S.p.A. | 23 |
3 |
| Fuzhou Autran Industrial Co., Ltd. | 4 |
3 |
| Adams Rite Aerospace, Inc. | 17 |
2 |
| Anthony, Inc. | 147 |
2 |
| Hampton Products International Corporation | 167 |
2 |
| Julius Blum GmbH | 1255 |
2 |
| Sugatsune Kogyo Co., Ltd. | 254 |
2 |
| Wabtec Holding Corp. | 365 |
2 |
| Warren Industries Ltd. | 19 |
2 |
| Samet Kalip ve Maden Esya San. ve Tic. A.S. | 101 |
2 |
| Guangdong Jinli Xiangxing Precision Hardware Manufacture Co.,Ltd. | 18 |
2 |
| WDI (Zhangzhou) Plumbing Co., Ltd. | 2 |
2 |
| Other owners | 46 |