Patent holdings for IPC class B24B 7/22

Total number of patents in this class: 605

10-year publication summary

31
47
47
59
51
52
43
50
51
58
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Disco Corporation
1893
113
Ebara Corporation
2219
25
Taiwan Semiconductor Manufacturing Company, Ltd.
46069
23
Sumco Corporation
1117
16
Tokyo Electron Limited
13108
15
Applied Materials, Inc.
19204
12
Ancora S.p.A.
26
12
Husqvarna AB
2955
11
Samsung Electronics Co., Ltd.
148924
10
Shin-Etsu Chemical Co., Ltd.
5773
8
Shin-Etsu Handotai Co., Ltd.
1297
8
3m Innovative Properties Company
17737
7
Semiconductor Components Industries, L.L.C.
5296
7
Globalwafers Co., Ltd.
653
7
DuPont Electronic Materials Holding, Inc.
208
7
Vertical Concrete Polishing Inc.
8
6
Hangzhou Sizone Electronic Technology Inc.
76
6
Corning Incorporated
10383
5
Okamoto Machine Tool Works, Ltd.
16
5
Siltronic AG
424
5
Other owners 297