Patent holdings for IPC class B21B 45/02

Total number of patents in this class: 757

10-year publication summary

48
35
42
64
56
49
39
34
37
29
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
JFE Steel Corporation
6992
72
Nippon Steel Corporation
6405
59
SMS Group GmbH
1134
56
Primetals Technologies Austria GmbH
546
51
Novelis Inc.
766
23
ArcelorMittal
2344
21
Nippon Steel & Sumitomo Metal Corporation
1987
21
Danieli & C. Officine Meccaniche S.p.A.
714
19
SMS Siemag Aktiengesellschaft
504
18
Baoshan Iron & Steel Co., Ltd.
969
17
POSCO
2178
17
Primetals Technologies Germany GmbH
204
17
Primetals Technologies Japan, Ltd.
167
13
Toshiba Mitsubishi-Electric Industrial Systems Corporation
986
13
Wisdri Engineering & Research Incorporation Limited
212
11
Fives DMS
45
9
Sumitomo Metal Industries, Ltd.
365
9
Cockerill Maintenance & Ingenierie SA
80
7
Primetals Technologies USA LLC
119
7
TMEIC Corporation
800
7
Other owners 290