Patent holdings for IPC class B22D 41/24

Total number of patents in this class: 80

10-year publication summary

4
8
5
7
6
5
10
0
3
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Refractory Intellectual Property GmbH & Co. KG
568
27
Krosakiharima Corporation
300
12
Vesuvius Group S.A.
111
12
Stopinc Aktiengesellschaft
31
7
Nippon Steel Corporation
6932
3
TDK Corporation
6910
2
KSM Castings Group GmbH
70
2
Shinagawa Refractories Co., Ltd.
50
2
Knöllinger Flo-tec GmbH
3
2
Hebei Vocational University of Industry and Technology
8
2
Siemens VAI Metals Technologies GmbH
204
1
Anglo American Platinum Corporation Limited
1
1
Magnesita Refratarios S/A
9
1
Nippon Steel & Sumitomo Metal Corporation
1981
1
POSCO
2141
1
POSCO Co., Ltd.
2021
1
Chosun Refractories Co Ltd
7
1
M&A Automation GmbH
2
1
Sidertrading S.r.l.
1
1
Other owners 0