Patent holdings for IPC class G03F 7/028

Total number of patents in this class: 646

10-year publication summary

28
40
38
50
40
28
52
37
50
11
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
FUJIFILM Corporation
27102
93
LG Chem, Ltd.
17205
57
Samsung SDI Co., Ltd.
6671
37
Tokyo Ohka Kogyo Co., Ltd.
1481
24
DONGWOO FINE-CHEM Co., Ltd.
1163
22
Shin-Etsu Chemical Co., Ltd.
5132
19
Samsung Display Co., Ltd.
30585
15
Resonac Corporation
2233
15
Kolon Industries, Inc.
1506
14
JSR Corporation
2476
13
Sumitomo Chemical Company, Limited
8808
12
Toray Industries, Inc.
6652
12
Cheil Industries Inc.
944
10
Boe Technology Group Co., Ltd.
35384
10
Samsung Electronics Co., Ltd.
131630
8
Konica Minolta Medical & Graphic, Inc.
986
8
Covestro Deutschland AG
2429
8
Dongjin Semichem Co., Ltd.
438
8
GLOBALFOUNDRIES U.S. Inc.
6459
7
Rohm and Haas Electronic Materials Korea Ltd.
546
7
Other owners 247