- 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 1/68 - Preparation processes not covered by groups
Patent holdings for IPC class G03F 1/68
Total number of patents in this class: 204
10-year publication summary
|
11
|
15
|
16
|
12
|
6
|
13
|
15
|
7
|
4
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Taiwan Semiconductor Manufacturing Company, Ltd. | 49324 |
20 |
| ASML Netherlands B.V. | 8045 |
11 |
| Boe Technology Group Co., Ltd. | 44746 |
10 |
| Hoya Corporation | 2400 |
7 |
| Intel Corporation | 46327 |
6 |
| FUJIFILM Corporation | 30808 |
6 |
| Shin-Etsu Chemical Co., Ltd. | 6157 |
6 |
| Samsung Electronics Co., Ltd. | 159473 |
5 |
| Samsung Display Co., Ltd. | 39229 |
4 |
| Nikon Corporation | 7226 |
4 |
| United Microelectronics Corp. | 4534 |
4 |
| H.e.f. | 112 |
4 |
| Ordos Yuansheng Optoelectronics Co., Ltd. | 1299 |
4 |
| Universite Jean Monnet Saint Etienne | 187 |
4 |
| Changxin Memory Technologies, Inc. | 4933 |
4 |
| Westlake University | 202 |
4 |
| Carl Zeiss SMT GmbH | 3377 |
3 |
| Marsupial Holdings, Inc. | 31 |
3 |
| Kioxia Corporation | 11025 |
3 |
| Xsys Germany GmbH | 72 |
3 |
| Other owners | 89 |