Patent holdings for IPC class B23C 5/20

Total number of patents in this class: 1147

10-year publication summary

102
80
84
68
48
54
36
24
29
3
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Kyocera Corporation
14186
157
Tungaloy Corporation
528
130
Iscar, Ltd.
1103
108
Kennametal Inc.
1362
102
SECO Tools AB
450
58
Sumitomo Electric Hardmetal Corp.
1060
55
Korloy Inc.
258
53
Mitsubishi Materials Corporation
2465
52
TaeguTec, Ltd.
178
52
Sandvik Intellectual Property AB
1437
47
Mitsubishi Hitachi Tool Engineering, Ltd.
91
24
Ceratizit Austria Gesellschaft mbH
121
18
AB Sandvik Coromant
266
17
Moldino Tool Engineering, Ltd.
122
17
Hartmetall-Werkzeugfabrik Paul Horn GmbH
155
13
Walter AG
265
11
Ceratizit Luxembourg Sàrl
39
8
Kennametal India Limited
33
7
Sumitomo Electric Industries, Ltd.
15967
6
Gershon System Ltd.
6
6
Other owners 206