Patent holdings for IPC class B22D 11/18

Total number of patents in this class: 278

10-year publication summary

22
18
30
26
17
31
13
20
16
7
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Novelis Inc.
767
29
JFE Steel Corporation
7362
13
SMS Siemag Aktiengesellschaft
490
12
Nippon Steel Corporation
6703
10
Primetals Technologies Austria GmbH
566
10
Danieli & C. Officine Meccaniche S.p.A.
713
9
Nucor Corporation
412
9
ABB Schweiz AG
7460
8
Norsk Hydro ASA
251
7
Almex USA, Inc.
21
6
ArcelorMittal
2532
6
Krosakiharima Corporation
294
6
POSCO
2155
6
Baoshan Iron & Steel Co., Ltd.
1078
5
Danieli Automation SpA
127
5
Shinagawa Refractories Co., Ltd.
52
5
SMS Group GmbH
1169
5
Wagstaff, Inc.
71
5
Nanjing Iron&Steel Co.,Ltd.
181
5
BlueScope Steel Limited
217
4
Other owners 113