Patent holdings for IPC class B24B 49/04

Total number of patents in this class: 330

10-year publication summary

17
19
24
29
30
27
19
27
29
18
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Ebara Corporation
2349
52
Applied Materials, Inc.
20552
30
Disco Corporation
1957
18
Tokyo Electron Limited
13920
11
Shin-Etsu Handotai Co., Ltd.
1307
7
Sumco Corporation
1107
7
Taiwan Semiconductor Manufacturing Company, Ltd.
48760
6
Erwin Junker Grinding Technology A.S.
23
6
Tokyo Seimitsu Co., Ltd.
422
6
Marposs, S.p.A.
138
5
JTEKT Corporation
2614
4
NSK Ltd.
2843
4
Komatsu NTC Ltd.
119
4
Erwin Junker Maschinenfabrik GmbH
40
4
FANUC Corporation
7341
4
Nippon Electric Glass Co., Ltd.
2564
4
Kioxia Corporation
10948
4
Asahi Glass Company, Limited
2599
3
NTN Corporation
4923
3
Compagnie générale des établissements Michelin SCA
2744
3
Other owners 145