Patent holdings for IPC class B24B 49/04

Total number of patents in this class: 322

10-year publication summary

17
19
24
29
30
27
19
27
29
10
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Ebara Corporation
2323
51
Applied Materials, Inc.
20363
30
Disco Corporation
1957
18
Tokyo Electron Limited
13796
10
Shin-Etsu Handotai Co., Ltd.
1306
7
Sumco Corporation
1108
7
Taiwan Semiconductor Manufacturing Company, Ltd.
48248
6
Erwin Junker Grinding Technology A.S.
23
6
Marposs, S.p.A.
139
5
JTEKT Corporation
2580
4
NSK Ltd.
2831
4
Komatsu NTC Ltd.
120
4
Erwin Junker Maschinenfabrik GmbH
41
4
FANUC Corporation
7201
4
Nippon Electric Glass Co., Ltd.
2554
4
Kioxia Corporation
10805
4
Asahi Glass Company, Limited
2625
3
NTN Corporation
4915
3
Compagnie générale des établissements Michelin SCA
2715
3
Tenova S.p.A.
158
3
Other owners 142