Patent holdings for IPC class B24B 49/04

Total number of patents in this class: 296

10-year publication summary

15
17
19
24
29
30
27
17
27
14
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Ebara Corporation
2160
44
Applied Materials, Inc.
18475
25
Disco Corporation
1852
16
Tokyo Electron Limited
12599
7
Taiwan Semiconductor Manufacturing Company, Ltd.
42288
6
Erwin Junker Grinding Technology A.S.
24
6
Marposs, S.p.A.
136
6
Shin-Etsu Handotai Co., Ltd.
1287
6
Sumco Corporation
1122
6
JTEKT Corporation
2492
4
NSK Ltd.
2764
4
Komatsu NTC Ltd.
118
4
Erwin Junker Maschinenfabrik GmbH
40
4
FANUC Corporation
6624
4
Nippon Electric Glass Co., Ltd.
2456
4
Kioxia Corporation
10288
4
Asahi Glass Company, Limited
2806
3
NTN Corporation
4980
3
Compagnie générale des établissements Michelin SCA
2565
3
Tenova S.p.A.
156
3
Other owners 134