Patent holdings for IPC class C22C 1/05

Total number of patents in this class: 959

10-year publication summary

56
83
75
83
92
84
55
41
30
11
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Sumitomo Electric Industries, Ltd.
16191
49
Mitsubishi Materials Corporation
2465
37
Sumitomo Electric Hardmetal Corp.
1093
32
Kyocera Corporation
14278
27
JX Nippon Mining & Metals Corporation
1463
23
A.L.M.T. Corp.
240
17
Magotteaux International S.A.
121
17
Tanaka Kikinzoku Kogyo K.K.
575
16
Denka Company Limited
2710
15
HRL Laboratories, LLC
1626
13
Sandvik Intellectual Property AB
1412
13
Baker Hughes Holdings LLC
2986
13
Hitachi Metals, Ltd.
1916
11
Baker Hughes Incorporated
5018
10
Hyperion Materials & Technologies (Sweden) AB
65
10
Kennametal Inc.
1360
9
Element Six GmbH
110
9
Diamet Corporation
91
8
Fujimi Incorporated
800
7
Tungaloy Corporation
533
7
Other owners 616