Patent holdings for IPC class C22C 9/04

Total number of patents in this class: 918

10-year publication summary

76
68
61
52
64
43
32
33
21
1
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Mitsubishi Shindoh Co., Ltd.
130
86
Mitsubishi Materials Corporation
2408
77
JX Nippon Mining & Metals Corporation
1526
68
The Furukawa Electric Co., Ltd.
3595
45
Wieland-Werke AG
324
28
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
2905
25
Sumitomo Electric Industries, Ltd.
14929
15
Nippon Mining & Metals Co., Ltd.
138
14
Otto Fuchs KG
53
14
Xiamen Lota International Co., Ltd.
127
13
Nippon Micrometal Corporation
140
12
YKK Corporation
1944
12
Sumitomo Wiring Systems, Ltd.
9995
11
AutoNetworks Technologies, Ltd.
6309
11
KITZ Corporation
203
11
Taiho Kogyo Co., Ltd.
335
11
Dowa Metaltech Co., Ltd.
158
10
Kurimoto, Ltd.
91
10
Diehl Metall Stiftung & Co. KG
48
9
Ningbo Powerway Alloy Material Co., Ltd.
34
9
Other owners 427