Patent holdings for IPC class B22D 11/18

Total number of patents in this class: 281

10-year publication summary

11
21
17
28
24
16
25
11
20
15
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Novelis Inc.
771
34
JFE Steel Corporation
7090
13
SMS Siemag Aktiengesellschaft
500
12
Nippon Steel Corporation
6526
10
Primetals Technologies Austria GmbH
553
10
Danieli & C. Officine Meccaniche S.p.A.
712
9
Nucor Corporation
420
9
ABB Schweiz AG
7219
8
Norsk Hydro ASA
258
7
Almex USA, Inc.
21
6
ArcelorMittal
2409
6
Krosakiharima Corporation
290
6
POSCO
2172
6
Baoshan Iron & Steel Co., Ltd.
998
5
BlueScope Steel Limited
203
5
Danieli Automation SpA
124
5
Ergolines Lab S.r.l.
23
5
IHI Corporation
3469
5
Shinagawa Refractories Co., Ltd.
52
5
SMS Group GmbH
1142
5
Other owners 110