Patent holdings for IPC class B21C 1/24

Total number of patents in this class: 82

10-year publication summary

9
8
10
9
2
2
3
2
3
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Nippon Steel Corporation
6911
7
SMS Group GmbH
1203
6
Sumitomo Metal Industries, Ltd.
315
5
Felss Systems GmbH
24
4
AAM North America, Inc.
5
4
Danieli & C. Officine Meccaniche S.p.A.
721
3
ArcelorMittal Tubular Products Canada G.P.
11
3
National Institute of Advanced Industrial Science and Technology
3793
2
BIOTRONIK AG
446
2
JFE Steel Corporation
7562
2
Neturen Co., Ltd.
198
2
Nippon Steel & Sumitomo Metal Corporation
1981
2
L&W Inc.
4
2
Viant AS&O Holdings, LLC
109
2
Biotyx Medical (Shenzhen) Co., Ltd.
76
2
Lockheed Martin Corporation
3256
1
Showa Denko K.K.
2067
1
NSK Ltd.
2834
1
Federal-Mogul Valvetrain GmbH
62
1
Jong Hoon Jung
1
1
Other owners 29