Patent holdings for IPC class E06B 3/677

Total number of patents in this class: 585

10-year publication summary

59
69
82
68
56
46
12
43
46
33
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
75
Panasonic Housing Solutions Co.,Ltd.
173
60
Guardian Glass, LLC
564
58
Panasonic Intellectual Property Management Co., Ltd.
33911
50
Luxwall, Inc.
130
44
Saint-Gobain Glass France
3240
27
Guardian Industries Corp.
298
16
Nippon Sheet Glass Company, Limited
952
14
Cardinal IG Company
163
12
Kattmann Elias, LLC
10
10
Corning Incorporated
10500
9
AGC Glass Europe
1178
7
JELD-WEN, inc.
276
7
Luoyang Landglass Technology Co., Ltd
90
7
LG Electronics Inc.
75654
6
Cardinal CG Company
215
6
FOR.EL. S.p.A.
55
6
Ged Integrated Solutions, Inc.
118
6
Erdman Automation Corporation
34
5
Eversealed Windows, Inc.
8
4
Other owners 156