Patent holdings for IPC class E06B 3/48

Total number of patents in this class: 444

10-year publication summary

58
50
44
38
37
26
23
22
30
16
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Won-Door Corporation
101
27
Hunter Douglas Inc.
893
19
Overhead Door Corporation
324
19
Sorrel Quarters, LLC
53
18
Assa Abloy Entrance Systems AB
631
16
Cornellcookson, LLC
204
13
Julius Blum GmbH
1315
9
Clopay Corporation
96
8
Dynamic Closures Corporation
25
7
Hormann KG Brockhagen
19
7
Rite-Hite Holding Corporation
672
7
Panasonic Intellectual Property Corporation of America
7176
5
Seuster KG
27
5
Levolor, Inc.
48
4
Modernfold, Inc.
49
4
Skyfold Inc.
21
4
Solarlux GmbH
33
4
Centurion Garage Doors Pty Ltd
6
4
Endura Products, LLC
218
4
The Boeing Company
20160
3
Other owners 257