Patent holdings for IPC class B23C 5/20

Total number of patents in this class: 1150

10-year publication summary

105
86
91
71
49
57
38
25
30
15
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Kyocera Corporation
14318
157
Tungaloy Corporation
534
131
Iscar, Ltd.
1082
108
Kennametal Inc.
1356
99
SECO Tools AB
447
57
Sumitomo Electric Hardmetal Corp.
1102
56
Korloy Inc.
264
54
TaeguTec, Ltd.
178
52
Mitsubishi Materials Corporation
2467
51
Sandvik Intellectual Property AB
1402
48
Mitsubishi Hitachi Tool Engineering, Ltd.
90
24
AB Sandvik Coromant
294
19
Ceratizit Austria Gesellschaft mbH
116
18
Moldino Tool Engineering, Ltd.
124
18
Hartmetall-Werkzeugfabrik Paul Horn GmbH
155
13
Walter AG
267
11
Ceratizit Luxembourg Sàrl
42
8
Sumitomo Electric Industries, Ltd.
16273
7
Kennametal India Limited
33
7
Gershon System Ltd.
6
6
Other owners 206