Patent holdings for IPC class B21C 47/34

Total number of patents in this class: 160

10-year publication summary

15
20
8
8
8
10
14
4
6
3
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Novelis Inc.
779
23
Primetals Technologies Austria GmbH
573
14
JFE Steel Corporation
7527
12
SMS Group GmbH
1197
10
SMS Siemag Aktiengesellschaft
486
10
Primetals Technologies Japan, Ltd.
180
7
Siemens VAI Metals Technologies GmbH
204
6
Danieli & C. Officine Meccaniche S.p.A.
720
6
G.D S.p.A.
1188
5
GDM S.p.A.
94
3
Jdc, Inc.
21
3
Illinois Tool Works Inc.
11863
2
Komatsu Industries Corporation
169
2
Achenbach Buschhutten GmbH & Co. KG
46
2
Baoshan Iron & Steel Co., Ltd.
1102
2
Contemporary Amperex Technology Co., Limited
9961
2
POSCO
2143
2
Primetals Technologies Germany GmbH
220
2
SMS Demag AG
32
2
SMS Logistiksysteme GmbH
15
2
Other owners 43