Patent holdings for IPC class B22D 11/18

Total number of patents in this class: 284

10-year publication summary

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

Principal owners for this class

Owner
All patents
This class
Novelis Inc.
780
29
JFE Steel Corporation
7562
14
SMS Siemag Aktiengesellschaft
486
12
Nippon Steel Corporation
6911
11
Primetals Technologies Austria GmbH
575
10
Danieli & C. Officine Meccaniche S.p.A.
721
9
Nucor Corporation
417
9
ABB Schweiz AG
7640
8
Norsk Hydro ASA
247
7
Wagstaff, Inc.
71
7
Almex USA, Inc.
21
6
ArcelorMittal
2688
6
Krosakiharima Corporation
297
6
POSCO
2141
6
SMS Group GmbH
1203
6
Baoshan Iron & Steel Co., Ltd.
1107
5
Danieli Automation SpA
128
5
Shinagawa Refractories Co., Ltd.
50
5
Nanjing Iron&Steel Co.,Ltd.
186
5
Ebds Engineering
7
5
Other owners 113