- 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 9/62 - Counterweighting arrangements
Patent holdings for IPC class E06B 9/62
Total number of patents in this class: 126
10-year publication summary
|
17
|
13
|
15
|
8
|
11
|
15
|
7
|
8
|
10
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lutron Technology Company LLC | 2584 |
31 |
| Hunter Douglas Industries BV | 283 |
12 |
| The Watt Stopper, Inc. | 96 |
8 |
| Hunter Douglas Inc. | 900 |
5 |
| Crestron Electronics Inc. | 713 |
4 |
| Seuster KG | 27 |
4 |
| Efaflex Inzeniring D.O.O. Ljubljana | 26 |
3 |
| EFAFLEX Tor - und Sicherheitssysteme GmbH & Co. KG | 114 |
3 |
| Overhead Door Corporation | 320 |
3 |
| Shady Lane Curtains, LLC | 6 |
3 |
| Anli Spring Co., Ltd. | 3 |
3 |
| Hsien-Te Huang | 3 |
3 |
| VKR Holding A/S | 564 |
3 |
| Ublockout Technologies Pty Ltd | 6 |
3 |
| Fourds Limited | 34 |
2 |
| Buena Vista Investments Ltd. | 4 |
2 |
| Engineered Hardware, LLC | 10 |
2 |
| Guangzhou Jady Window Coverings Technology Co., Ltd. | 2 |
2 |
| Ashimori Industry Co., Ltd. | 259 |
1 |
| Assa Abloy Entrance Systems AB | 565 |
1 |
| Other owners | 28 |