Patent holdings for IPC class B22D 41/08

Total number of patents in this class: 105

10-year publication summary

15
9
10
4
3
6
9
4
2
4
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Refractory Intellectual Property GmbH & Co. KG
537
21
Molten Metal Equipment Innovations, LLC
98
7
Vesuvius USA Corporation
93
7
Krosakiharima Corporation
283
6
Inductotherm Corp.
155
5
Stopinc Aktiengesellschaft
34
5
Baoshan Iron & Steel Co., Ltd.
959
4
SMS Group GmbH
1118
4
Vesuvius Group S.A.
97
4
ArcelorMittal
2271
3
Magnesita Refratarios S/A
9
3
Harbisonwalker International, Inc.
198
2
Vesuvius Crucible Company
41
2
Voestalpine Stahl GmbH
354
2
Apple Inc.
54610
1
Halliburton Energy Services, Inc.
20835
1
Hitachi Metals, Ltd.
1985
1
ABB Schweiz AG
6917
1
A. Finkl & Sons Co.
84
1
Danieli & C. Officine Meccaniche S.p.A.
715
1
Other owners 24