Patent holdings for IPC class E06B 3/54

Total number of patents in this class: 568

10-year publication summary

55
71
55
55
59
48
44
30
36
20
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
VKR Holding A/S
583
34
Saint-Gobain Glass France
3239
30
Masonite Corporation
695
19
C.R. LAURENCE Co., Inc.
118
11
Pella Corporation
255
11
Andersen Corporation
286
10
Corning Incorporated
10504
9
Innovation Glass, LLC
20
8
Kawneer Company, Inc.
134
7
Inovues, Inc.
14
7
AGC Glass Europe
1178
6
Saint-Gobain Sekurit France
835
6
Graf Synergy S.r.l.
78
5
Maars Holding B.V.
36
5
Sika Technology AG
3004
5
Guardian Glass, LLC
564
5
Assa Abloy Entrance Systems AB
634
4
Gregory P. Luth & Associates, Inc.
13
4
Oldcastle BuildingEnvelope, Inc.
49
4
Overhead Door Corporation
324
4
Other owners 374