Patent holdings for IPC class B22D 29/04

Total number of patents in this class: 48

10-year publication summary

3
8
7
3
7
1
5
5
3
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Sintokogio, Ltd.
1188
5
Metal Engineering Kabushiki Kaisha
14
4
York Innovators Group, LLC
3
3
Rtx Corporation
9946
3
General Electric Company
13822
2
Norsk Hydro ASA
249
2
North University of China
137
2
Metts Corporation
3
2
8617490 Canada Inc.
3
2
Toyota Motor Corporation
34999
1
Hitachi Chemical Company, Ltd.
2262
1
Hyundai Motor Company
24105
1
Direct 21 Corporation
9
1
Dong Yang Piston Co., Ltd.
28
1
Dubai Aluminium PJSC
68
1
FANUC Corporation
7087
1
Jiangxi Nerin Equipment Co., Ltd.
15
1
Ube Machinery Corporation, Ltd.
117
1
Huppert Engineering GmbH & Co. KG
1
1
Gienanth GmbH
21
1
Other owners 12