Patent holdings for IPC class B22D 37/00

Total number of patents in this class: 201

10-year publication summary

18
14
10
14
6
5
7
5
10
8
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Molten Metal Equipment Innovations, LLC
100
30
Sintokogio, Ltd.
1206
21
National University Corporation Toyohashi University of Technology
197
9
Novelis Inc.
781
9
Fujiwa Denki Co., Ltd.
48
8
Inductotherm Corp.
154
5
Pyrotek, Inc.
207
5
Magnus Metal Ltd.
39
4
Crucible Intellectual Property, LLC
84
3
JFE Steel Corporation
7549
3
Norsk Hydro ASA
247
3
Rolls-Royce Corporation
1677
3
Shinagawa Refractories Co., Ltd.
50
3
Apple Inc.
58885
2
Ahresty Corporation
31
2
AK Steel Properties, Inc.
74
2
Danieli & C. Officine Meccaniche S.p.A.
721
2
Hans Tech, LLC
4
2
Honda Foundry Co., Ltd.
26
2
Hydro Aluminium Rolled Products GmbH
113
2
Other owners 81