Patent holdings for IPC class C22B 1/14

Total number of patents in this class: 237

10-year publication summary

8
8
13
6
5
22
25
22
34
13
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
JFE Steel Corporation
7527
21
Technological Resources Pty. Limited
443
13
POSCO
2143
8
Vale S.A.
262
8
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
2836
7
Nippon Steel Corporation
6871
7
Tecnored Desenvolvimento Tecnologico S.A.
42
7
Commonwealth Scientific and Industrial Research Organisation
1655
6
Maschinenfabrik Köppern GmbH & Co. KG
77
6
Rio Tinto Technological Resources Inc.
16
6
Sumitomo Metal Mining Co., Ltd.
1974
5
BASF SE
21303
4
Nu-Iron Technology, LLC
29
4
Anglo American Technical & Sustainability Services Ltd
70
4
SNF Group
406
4
Metso Metals Oy
224
4
Glencore Technology Pty Ltd
55
3
Outotec (Finland) Oy
455
3
BASF Corporation
1681
2
FUJIFILM Corporation
30514
2
Other owners 113