- 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: 118
10-year publication summary
13
|
17
|
13
|
18
|
8
|
11
|
17
|
6
|
6
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Lutron Technology Company LLC | 2300 |
22 |
Hunter Douglas Industries BV | 270 |
12 |
The Watt Stopper, Inc. | 105 |
9 |
Efaflex Inzeniring D.O.O. Ljubljana | 28 |
5 |
Hunter Douglas Inc. | 934 |
5 |
Seuster KG | 26 |
4 |
Screenaway USA Pty Ltd | 5 |
4 |
Crestron Electronics Inc. | 649 |
3 |
Anli Spring Co., Ltd. | 3 |
3 |
Hsien-Te Huang | 3 |
3 |
VKR Holding A/S | 575 |
3 |
Crawford Group AB | 6 |
2 |
EFAFLEX Tor - und Sicherheitssysteme GmbH & Co. KG | 121 |
2 |
Fourds Limited | 38 |
2 |
Overhead Door Corporation | 294 |
2 |
Buena Vista Investments Ltd. | 4 |
2 |
Shady Lane Curtains, LLC | 6 |
2 |
Engineered Hardware, LLC | 11 |
2 |
Guangzhou Jady Window Coverings Technology Co., Ltd. | 2 |
2 |
Albany International Corp. | 311 |
1 |
Other owners | 28 |