Patent holdings for IPC class B22D 41/34

Total number of patents in this class: 100

10-year publication summary

4
3
2
8
5
9
4
5
3
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Krosakiharima Corporation
292
42
Vesuvius Group S.A.
105
20
Refractory Intellectual Property GmbH & Co. KG
555
19
Stopinc Aktiengesellschaft
32
10
Shinagawa Refractories Co., Ltd.
53
4
Knöllinger Flo-tec GmbH
3
2
TDK Corporation
6771
1
SMS Siemag Aktiengesellschaft
496
1
Sidertrading S.r.l.
1
1
Other owners 0