- 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 1/68 - Preparation processes not covered by groups
Patent holdings for IPC class G03F 1/68
Total number of patents in this class: 212
10-year publication summary
19
|
17
|
11
|
15
|
16
|
12
|
5
|
12
|
14
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
18 |
Hoya Corporation | 2822 |
16 |
Boe Technology Group Co., Ltd. | 35384 |
10 |
ASML Netherlands B.V. | 6816 |
9 |
Intel Corporation | 45621 |
6 |
Nikon Corporation | 7162 |
6 |
Shin-Etsu Chemical Co., Ltd. | 5132 |
6 |
Samsung Electronics Co., Ltd. | 131630 |
5 |
FUJIFILM Corporation | 27102 |
5 |
Samsung Display Co., Ltd. | 30585 |
4 |
National Institute of Advanced Industrial Science and Technology | 3677 |
4 |
Flint Group Germany GmbH | 89 |
4 |
H.e.f. | 127 |
4 |
Ordos Yuansheng Optoelectronics Co., Ltd. | 1232 |
4 |
Universite Jean Monnet Saint Etienne | 139 |
4 |
Changxin Memory Technologies, Inc. | 4732 |
4 |
Fujitsu Limited | 19265 |
3 |
United Microelectronics Corp. | 3921 |
3 |
Dai Nippon Printing Co., Ltd. | 3891 |
3 |
Marsupial Holdings, Inc. | 32 |
3 |
Other owners | 91 |