Patent holdings for IPC class C22B 1/243

Total number of patents in this class: 145

10-year publication summary

6
24
9
11
5
7
9
8
12
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
S.A. Lhoist Recherche et Developpement
190
18
Vale S.A.
268
15
JFE Steel Corporation
7213
7
Binding Solutions Limited
22
6
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
2851
5
Danieli & C. Officine Meccaniche S.p.A.
710
4
Kronos International, Inc.
113
4
Northeastern University
556
4
Outotec (Finland) Oy
459
4
Mt2, LLC
4
3
Rheinkalk GmbH
28
3
SNF Group
382
3
CBL Industrial Services, Inc.
5
2
Eco'ring
15
2
Mintek
46
2
Nippon Steel Corporation
6616
2
North China University of Science and Technology
100
2
Tecnored Desenvolvimento Tecnologico S.A.
38
2
ThyssenKrupp AG
3406
2
Imertech SAS
236
2
Other owners 53