Patent holdings for IPC class C22B 1/14

Total number of patents in this class: 227

10-year publication summary

7
7
10
6
5
12
18
19
19
3
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
JFE Steel Corporation
7308
21
Technological Resources Pty. Limited
443
13
POSCO
2155
8
Vale S.A.
264
8
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
2832
7
Commonwealth Scientific and Industrial Research Organisation
1664
6
Maschinenfabrik Köppern GmbH & Co. KG
77
6
Nippon Steel Corporation
6661
6
Tecnored Desenvolvimento Tecnologico S.A.
39
6
Rio Tinto Technological Resources Inc.
16
6
Sumitomo Metal Mining Co., Ltd.
1926
5
BASF SE
21127
4
Nu-Iron Technology, LLC
30
4
Anglo American Technical & Sustainability Services Ltd
69
4
Metso Metals Oy
217
4
Glencore Technology Pty Ltd
53
3
Outotec (Finland) Oy
458
3
SNF Group
381
3
BASF Corporation
1689
2
FUJIFILM Corporation
30206
2
Other owners 106