- 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 7/40 - Treatment after imagewise removal, e.g. baking
Patent holdings for IPC class G03F 7/40
Total number of patents in this class: 2411
10-year publication summary
|
265
|
188
|
196
|
149
|
146
|
179
|
113
|
114
|
136
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30016 |
336 |
| Tokyo Electron Limited | 13363 |
148 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 46560 |
126 |
| Shin-Etsu Chemical Co., Ltd. | 5856 |
120 |
| JSR Corporation | 2548 |
118 |
| Tokyo Ohka Kogyo Co., Ltd. | 1552 |
101 |
| Nissan Chemical Industries, Ltd. | 1685 |
71 |
| Merck Patent GmbH | 5726 |
62 |
| Nissan Chemical Corporation | 2131 |
62 |
| Toray Industries, Inc. | 7018 |
61 |
| Samsung Electronics Co., Ltd. | 151303 |
55 |
| DuPont Electronic Materials International, LLC | 423 |
35 |
| Applied Materials, Inc. | 19628 |
31 |
| Samsung Display Co., Ltd. | 37201 |
26 |
| Hitachi Chemical DuPont Microsystems Ltd. | 59 |
25 |
| International Business Machines Corporation | 61906 |
24 |
| Mitsubishi Gas Chemical Company, Inc. | 3546 |
24 |
| Lam Research Corporation | 5433 |
23 |
| Resonac Corporation | 3098 |
23 |
| Samsung SDI Co., Ltd. | 9233 |
22 |
| Other owners | 918 |