Patent holdings for IPC class B22D 41/34

Total number of patents in this class: 99

10-year publication summary

5
4
3
10
7
13
6
5
3
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Krosakiharima Corporation
293
41
Vesuvius Group S.A.
110
20
Refractory Intellectual Property GmbH & Co. KG
561
19
Stopinc Aktiengesellschaft
32
10
Shinagawa Refractories Co., Ltd.
52
4
Knöllinger Flo-tec GmbH
3
2
TDK Corporation
6821
1
SMS Siemag Aktiengesellschaft
490
1
Sidertrading S.r.l.
1
1
Other owners 0