- 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 7/023 - Macromolecular quinonediazidesMacromolecular additives, e.g. binders
Patent holdings for IPC class G03F 7/023
Total number of patents in this class: 739
10-year publication summary
|
54
|
67
|
59
|
48
|
40
|
43
|
32
|
31
|
37
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 7113 |
162 |
| Sumitomo Bakelite Co., Ltd. | 1534 |
56 |
| FUJIFILM Corporation | 30514 |
39 |
| DIC Corporation | 3962 |
31 |
| Zeon Corporation | 4147 |
26 |
| JSR Corporation | 2554 |
25 |
| Nissan Chemical Industries, Ltd. | 1645 |
23 |
| Merck Patent GmbH | 5728 |
22 |
| Mitsubishi Gas Chemical Company, Inc. | 3622 |
22 |
| Hitachi Chemical DuPont Microsystems Ltd. | 58 |
17 |
| Nissan Chemical Corporation | 2227 |
17 |
| Hitachi Chemical Company, Ltd. | 2241 |
15 |
| Shin-Etsu Chemical Co., Ltd. | 6096 |
15 |
| Asahi Kasei E-materials Corporation | 202 |
15 |
| Showa Denko K.K. | 2069 |
13 |
| Samsung Display Co., Ltd. | 38627 |
11 |
| Cheil Industries Inc. | 813 |
11 |
| Resonac Corporation | 3530 |
11 |
| Central Glass Company, Limited | 1293 |
10 |
| Taiyo Holdings Co., Ltd. | 318 |
10 |
| Other owners | 188 |