Patent holdings for IPC class C22C 1/05

Total number of patents in this class: 954

10-year publication summary

54
81
74
79
89
79
52
40
29
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Sumitomo Electric Industries, Ltd.
15941
49
Mitsubishi Materials Corporation
2470
37
Sumitomo Electric Hardmetal Corp.
1057
31
Kyocera Corporation
14158
27
JX Nippon Mining & Metals Corporation
1474
23
A.L.M.T. Corp.
234
17
Magotteaux International S.A.
122
17
Tanaka Kikinzoku Kogyo K.K.
574
16
Denka Company Limited
2676
15
HRL Laboratories, LLC
1616
13
Sandvik Intellectual Property AB
1439
13
Baker Hughes Holdings LLC
2991
13
Hitachi Metals, Ltd.
1941
11
Baker Hughes Incorporated
5140
10
Hyperion Materials & Technologies (Sweden) AB
66
10
Kennametal Inc.
1364
9
Element Six GmbH
109
9
Diamet Corporation
92
8
Fujimi Incorporated
767
7
Tungaloy Corporation
528
7
Other owners 612