Patent holdings for IPC class G03B 27/54

Total number of patents in this class: 830

10-year publication summary

83
58
31
25
22
4
3
0
1
1
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Carl Zeiss SMT GmbH
2935
264
ASML Netherlands B.V.
7301
170
Nikon Corporation
7155
68
Canon Inc.
39365
43
Mitsubishi Electric Corporation
45752
24
Taiwan Semiconductor Manufacturing Company, Ltd.
42036
23
ASML Holding N.V.
508
16
Samsung Electronics Co., Ltd.
143812
13
Samsung Display Co., Ltd.
34170
11
Cymer, LLC
367
10
Sharp Corporation
10292
9
Applied Materials, Inc.
18383
8
Canon Components, Inc.
62
7
Gigaphoton Inc.
1214
6
Kioxia Corporation
10268
6
Panasonic Corporation
20180
4
Micron Technology, Inc.
26196
4
Tokyo Electron Limited
12511
4
Nisca Corporation
157
4
Xerox Corporation
7028
3
Other owners 133