- 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 7/40 - Treatment after imagewise removal, e.g. baking
Patent holdings for IPC class G03F 7/40
Total number of patents in this class: 2277
10-year publication summary
205
|
247
|
266
|
188
|
198
|
150
|
142
|
176
|
107
|
41
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
FUJIFILM Corporation | 27102 |
319 |
Tokyo Electron Limited | 11599 |
128 |
Shin-Etsu Chemical Co., Ltd. | 5132 |
113 |
JSR Corporation | 2476 |
112 |
Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
111 |
Tokyo Ohka Kogyo Co., Ltd. | 1481 |
111 |
Nissan Chemical Industries, Ltd. | 1822 |
74 |
Toray Industries, Inc. | 6652 |
64 |
Merck Patent GmbH | 5909 |
56 |
Rohm and Haas Electronic Materials LLC | 637 |
46 |
Samsung Electronics Co., Ltd. | 131630 |
44 |
Nissan Chemical Corporation | 1725 |
44 |
Samsung Display Co., Ltd. | 30585 |
25 |
Hitachi Chemical DuPont Microsystems Ltd. | 68 |
25 |
International Business Machines Corporation | 60644 |
24 |
Mitsubishi Gas Chemical Company, Inc. | 3188 |
23 |
Applied Materials, Inc. | 16587 |
22 |
Asahi Kasei E-materials Corporation | 222 |
22 |
AZ Electronic Materials (Luxembourg) S.a.r.l. | 105 |
21 |
Hitachi Chemical Company, Ltd. | 2455 |
20 |
Other owners | 873 |