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
6
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Kyocera Corporation
14233
157
Tungaloy Corporation
530
131
Iscar, Ltd.
1085
108
Kennametal Inc.
1360
101
SECO Tools AB
449
58
Sumitomo Electric Hardmetal Corp.
1074
55
Korloy Inc.
259
53
Mitsubishi Materials Corporation
2462
52
TaeguTec, Ltd.
178
52
Sandvik Intellectual Property AB
1420
47
Mitsubishi Hitachi Tool Engineering, Ltd.
90
24
AB Sandvik Coromant
271
18
Ceratizit Austria Gesellschaft mbH
118
18
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.
16061
6
Gershon System Ltd.
6
6
Other owners 205