- 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 27/44 - Projection printing apparatus, e.g. enlarger, copying camera for multiple copying of the same original at the same time
Patent holdings for IPC class G03B 27/44
Total number of patents in this class: 18
10-year publication summary
|
4
|
2
|
1
|
0
|
0
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0
|
0
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0
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0
|
0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Applied Materials, Inc. | 18932 |
5 |
| Nikon Corporation | 7271 |
3 |
| Samsung Display Co., Ltd. | 35374 |
2 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 43628 |
2 |
| Samsung Electronics Co., Ltd. | 147787 |
1 |
| Canon Inc. | 40509 |
1 |
| Industrial Technology Research Institute | 5077 |
1 |
| ASML Netherlands B.V. | 7482 |
1 |
| Eulitha AG | 31 |
1 |
| Heidelberg Instruments Mikrotechnik GmbH | 14 |
1 |
| Other owners | 0 |