Patent holdings for IPC class E06B 3/50

Total number of patents in this class: 303

10-year publication summary

39
38
29
30
28
25
19
19
14
9
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Julius Blum GmbH
1250
16
Nordiska Balco AB
26
6
Overhead Door Corporation
320
6
Pella Corporation
240
6
PGT Innovations, LLC
21
6
Qingdao Haier Refrigerator Co., Ltd
1581
5
Qingdao Haier Smart Technology R&D Co., Ltd.
402
5
Haier Smart Home Co., Ltd.
5504
5
ASSA ABLOY Fenestration, LLC
161
5
Hyundai Motor Company
22533
4
Allglass Confort Systems S.L.
12
4
Assa Abloy Entrance Systems AB
565
4
Cornellcookson, LLC
189
4
Shenzhen Kerssenberg Doors and Windows System Co., Ltd.
4
4
Marvin Lumber and Cedar Company, LLC
69
4
Apple Inc.
55791
3
The Boeing Company
20157
3
B/E Aerospace, Inc.
1668
3
BEST Technologies, Inc.
29
3
D+H Mechatronic AG
21
3
Other owners 204