Patent holdings for IPC class G03F 7/028

Total number of patents in this class: 704

10-year publication summary

38
49
40
28
54
40
50
42
48
10
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
FUJIFILM Corporation
30206
90
LG Chem, Ltd.
17805
56
Samsung SDI Co., Ltd.
9658
56
Tokyo Ohka Kogyo Co., Ltd.
1542
26
DONGWOO FINE-CHEM Co., Ltd.
1404
25
Resonac Corporation
3167
24
Shin-Etsu Chemical Co., Ltd.
5918
20
Sumitomo Chemical Company, Limited
9046
15
Samsung Display Co., Ltd.
37630
14
Kolon Industries, Inc.
1758
14
JSR Corporation
2548
13
Duk San Neolux Co., Ltd.
676
12
Cheil Industries Inc.
823
10
Toray Industries, Inc.
7032
10
Boe Technology Group Co., Ltd.
42854
10
Samsung Electronics Co., Ltd.
153093
9
Canon Inc.
42139
9
Covestro Deutschland AG
2795
8
Dongjin Semichem Co., Ltd.
495
8
GLOBALFOUNDRIES U.S. Inc.
6398
7
Other owners 268