Patent holdings for IPC class E06B 3/54

Total number of patents in this class: 557

10-year publication summary

42
50
55
48
53
52
47
35
25
25
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
VKR Holding A/S
564
33
Saint-Gobain Glass France
3250
31
Masonite Corporation
710
19
C.R. LAURENCE Co., Inc.
119
11
Pella Corporation
240
10
Corning Incorporated
10351
9
Andersen Corporation
274
9
Inovues, Inc.
14
7
AGC Glass Europe
1140
6
Kawneer Company, Inc.
100
6
Maars Holding B.V.
39
6
Graf Synergy S.r.l.
79
5
Saint-Gobain Sekurit France
673
5
Sika Technology AG
2888
5
Guardian Glass, LLC
572
5
View, Inc.
289
4
Assa Abloy Entrance Systems AB
565
4
Oldcastle BuildingEnvelope, Inc.
57
4
Overhead Door Corporation
320
4
Pilkington Group Limited
774
4
Other owners 370