- All sections
- G - Physics
- G03F - Photomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices; materials therefor; originals therefor; apparatus specially adapted therefor
- G03F 7/023 - Macromolecular quinonediazides; Macromolecular additives, e.g. binders
Patent holdings for IPC class G03F 7/023
Total number of patents in this class: 700
10-year publication summary
46
|
48
|
54
|
67
|
59
|
48
|
39
|
42
|
26
|
13
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Toray Industries, Inc. | 6652 |
127 |
Sumitomo Bakelite Co., Ltd. | 1416 |
51 |
FUJIFILM Corporation | 27102 |
37 |
DIC Corporation | 3597 |
31 |
Nissan Chemical Industries, Ltd. | 1822 |
29 |
Zeon Corporation | 3854 |
27 |
Merck Patent GmbH | 5909 |
22 |
JSR Corporation | 2476 |
22 |
Mitsubishi Gas Chemical Company, Inc. | 3188 |
22 |
Hitachi Chemical DuPont Microsystems Ltd. | 68 |
21 |
Hitachi Chemical Company, Ltd. | 2455 |
16 |
Shin-Etsu Chemical Co., Ltd. | 5132 |
15 |
Asahi Kasei E-materials Corporation | 222 |
15 |
Samsung Display Co., Ltd. | 30585 |
13 |
Showa Denko K.K. | 2539 |
13 |
Tokyo Ohka Kogyo Co., Ltd. | 1481 |
13 |
Promerus, LLC | 172 |
12 |
Nissan Chemical Corporation | 1725 |
12 |
Cheil Industries Inc. | 944 |
11 |
Taiyo Holdings Co., Ltd. | 221 |
10 |
Other owners | 181 |