Patent holdings for IPC class E06B 3/50

Total number of patents in this class: 315

10-year publication summary

40
33
33
30
25
20
21
16
19
13
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Julius Blum GmbH
1318
17
Pella Corporation
256
8
Nordiska Balco AB
24
6
PGT Innovations, LLC
21
6
Overhead Door Corporation
328
5
Qingdao Haier Refrigerator Co., Ltd
1656
5
Qingdao Haier Smart Technology R&D Co., Ltd.
416
5
Haier Smart Home Co., Ltd.
5732
5
ASSA ABLOY Fenestration, LLC
159
5
Hyundai Motor Company
24852
4
Allglass Confort Systems S.L.
12
4
Assa Abloy Entrance Systems AB
645
4
Cornellcookson, LLC
209
4
Shenzhen Kerssenberg Doors and Windows System Co., Ltd.
4
4
Marvin Lumber and Cedar Company, LLC
65
4
Allegion Access Technologies LLC
41
4
Apple Inc.
59117
3
The Boeing Company
20196
3
B/E Aerospace, Inc.
1686
3
BEST Technologies, Inc.
32
3
Other owners 213