Patent holdings for IPC class B32B 15/18

Total number of patents in this class: 1660

10-year publication summary

132
187
197
170
174
174
127
138
126
32
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Nippon Steel Corporation
6155
136
JFE Steel Corporation
6751
89
POSCO Co., Ltd.
1386
75
ThyssenKrupp Steel Europe AG
952
28
Corning Incorporated
10232
25
Baoshan Iron & Steel Co., Ltd.
952
23
Toyo Kohan Co., Ltd.
415
22
ArcelorMittal
2213
21
BASF SE
20758
19
Productive Research LLC
33
18
Kobe Steel, Ltd.
872
16
Nippon Steel & Sumitomo Metal Corporation
1988
16
ThyssenKrupp AG
3262
14
LG Electronics Inc.
72357
13
GM Global Technology Operations LLC
14850
12
Boe Technology Group Co., Ltd.
40580
12
POSCO
2189
12
3m Innovative Properties Company
17842
11
Dai Nippon Printing Co., Ltd.
4057
11
Zephyros, Inc.
653
10
Other owners 1077