- All sections
- G - Physics
- G03F - Photomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devicesmaterials therefororiginals thereforapparatus specially adapted therefor
- G03F 7/028 - Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds with photosensitivity-increasing substances, e.g. photoinitiators
Patent holdings for IPC class G03F 7/028
Total number of patents in this class: 680
10-year publication summary
39
|
38
|
49
|
40
|
28
|
54
|
40
|
50
|
42
|
27
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
FUJIFILM Corporation | 29437 |
90 |
LG Chem, Ltd. | 17635 |
56 |
Samsung SDI Co., Ltd. | 8385 |
42 |
Tokyo Ohka Kogyo Co., Ltd. | 1541 |
26 |
DONGWOO FINE-CHEM Co., Ltd. | 1344 |
25 |
Resonac Corporation | 2812 |
20 |
Shin-Etsu Chemical Co., Ltd. | 5669 |
19 |
Sumitomo Chemical Company, Limited | 9043 |
15 |
Samsung Display Co., Ltd. | 34907 |
14 |
Kolon Industries, Inc. | 1688 |
14 |
JSR Corporation | 2527 |
13 |
Duk San Neolux Co., Ltd. | 654 |
12 |
Cheil Industries Inc. | 852 |
10 |
Toray Industries, Inc. | 6950 |
10 |
Boe Technology Group Co., Ltd. | 41291 |
10 |
Samsung Electronics Co., Ltd. | 146811 |
9 |
Canon Inc. | 40095 |
8 |
Covestro Deutschland AG | 2760 |
8 |
Dongjin Semichem Co., Ltd. | 487 |
8 |
Konica Minolta Medical & Graphic, Inc. | 775 |
7 |
Other owners | 264 |