Patent holdings for IPC class C22C 1/05

Total number of patents in this class: 964

10-year publication summary

56
83
75
83
92
84
55
42
30
19
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Sumitomo Electric Industries, Ltd.
16419
50
Mitsubishi Materials Corporation
2485
36
Sumitomo Electric Hardmetal Corp.
1104
32
Kyocera Corporation
14521
27
JX Nippon Mining & Metals Corporation
1451
23
A.L.M.T. Corp.
247
17
Magotteaux International S.A.
120
17
Tanaka Kikinzoku Kogyo K.K.
572
16
Denka Company Limited
2778
15
HRL Laboratories, LLC
1644
13
Sandvik Intellectual Property AB
1386
13
Baker Hughes Holdings LLC
3018
13
Hitachi Metals, Ltd.
1813
11
Baker Hughes Incorporated
4861
10
Hyperion Materials & Technologies (Sweden) AB
64
10
Kennametal Inc.
1352
9
Element Six GmbH
112
9
Diamet Corporation
91
8
Fujimi Incorporated
837
7
Tungaloy Corporation
540
7
Other owners 621