Patent holdings for IPC class G03F 7/004

Total number of patents in this class: 10338

10-year publication summary

564
558
573
623
638
648
714
814
926
627
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
FUJIFILM Corporation
30594
1949
Shin-Etsu Chemical Co., Ltd.
6120
684
JSR Corporation
2552
636
Tokyo Ohka Kogyo Co., Ltd.
1569
562
Sumitomo Chemical Company, Limited
8968
308
Toray Industries, Inc.
7139
279
Samsung SDI Co., Ltd.
10719
244
Taiwan Semiconductor Manufacturing Company, Ltd.
48560
210
Resonac Corporation
3610
172
Samsung Electronics Co., Ltd.
158442
153
Hitachi Chemical Company, Ltd.
2236
145
Mitsubishi Chemical Corporation
4734
130
Tokyo Electron Limited
13871
129
DuPont Electronic Materials International, LLC
431
128
LG Chem, Ltd.
17950
116
Jicc-02 Co., Ltd.
268
115
Mitsubishi Gas Chemical Company, Inc.
3634
107
Merck Patent GmbH
5735
101
Taiyo Ink Mfg. Co., Ltd.
200
101
Inpria Corporation
145
100
Other owners 3969