- All sections
- G - Physics
- G03B - Apparatus or arrangements for taking photographs or for projecting or viewing themapparatus or arrangements employing analogous techniques using waves other than optical wavesaccessories therefor
- G03B 27/58 - Baseboards, masking frames, or other holders for the sensitive material
Patent holdings for IPC class G03B 27/58
Total number of patents in this class: 409
10-year publication summary
|
36
|
28
|
11
|
14
|
2
|
2
|
0
|
1
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ASML Netherlands B.V. | 7939 |
175 |
| Nikon Corporation | 7226 |
81 |
| Canon Inc. | 43869 |
35 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 48438 |
11 |
| ASML Holding N.V. | 487 |
7 |
| Carl Zeiss SMT GmbH | 3339 |
7 |
| Tsinghua University | 6217 |
6 |
| Shanghai Micro Electronics Equipment (Group) Co., Ltd. | 192 |
5 |
| Samsung Display Co., Ltd. | 38676 |
4 |
| Samsung Electronics Co., Ltd. | 157946 |
3 |
| Tokyo Electron Limited | 13824 |
3 |
| Eastman Kodak Company | 2601 |
3 |
| Screen Semiconductor Solutions Co., Ltd. | 81 |
3 |
| Zygo Corporation | 167 |
3 |
| Micron Technology, Inc. | 27675 |
2 |
| Applied Materials, Inc. | 20406 |
2 |
| United Microelectronics Corp. | 4496 |
2 |
| Mapper Lithography IP B.V. | 129 |
2 |
| NuFlare Technology, Inc. | 923 |
2 |
| ORC Manufacturing Co., Ltd. | 76 |
2 |
| Other owners | 51 |