Patent holdings for IPC class B24B 7/22

Total number of patents in this class: 597

10-year publication summary

31
47
47
59
51
52
43
51
51
43
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Disco Corporation
1867
110
Ebara Corporation
2176
24
Taiwan Semiconductor Manufacturing Company, Ltd.
43064
22
Sumco Corporation
1113
15
Tokyo Electron Limited
12825
14
Applied Materials, Inc.
18792
12
Ancora S.p.A.
26
12
Husqvarna AB
2919
11
Samsung Electronics Co., Ltd.
147131
9
Shin-Etsu Chemical Co., Ltd.
5676
8
Shin-Etsu Handotai Co., Ltd.
1283
8
3m Innovative Properties Company
17813
7
Semiconductor Components Industries, L.L.C.
5270
7
Globalwafers Co., Ltd.
646
7
DuPont Electronic Materials Holding, Inc.
210
7
Vertical Concrete Polishing Inc.
8
6
Hangzhou Sizone Electronic Technology Inc.
74
6
Corning Incorporated
10283
5
Okamoto Machine Tool Works, Ltd.
16
5
Siltronic AG
423
5
Other owners 297