Patent holdings for IPC class B23C 5/22

Total number of patents in this class: 711

10-year publication summary

62
50
67
33
31
36
24
26
20
14
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Iscar, Ltd.
1081
126
Kennametal Inc.
1356
86
Tungaloy Corporation
536
53
Sandvik Intellectual Property AB
1398
52
SECO Tools AB
449
49
TaeguTec, Ltd.
178
38
Kyocera Corporation
14335
35
Korloy Inc.
264
29
Ceratizit Austria Gesellschaft mbH
116
16
Sumitomo Electric Hardmetal Corp.
1101
15
AB Sandvik Coromant
296
11
No Screw Ltd.
33
11
Mitsubishi Materials Corporation
2468
10
The Gleason Works
198
8
Mitsubishi Hitachi Tool Engineering, Ltd.
90
8
Hartmetall-Werkzeugfabrik Paul Horn GmbH
152
7
Ceratizit Luxembourg Sàrl
42
7
Makino Milling Machine Co., Ltd.
432
5
Pramet Tools, s.r.o.
13
5
Walter AG
268
5
Other owners 135