- All sections
- B - Performing operations; transporting
- B41F - Printing machines or presses
- B41F 3/46 - Cylinder presses, i.e. presses essentially comprising at least one cylinder co-operating with at least one flat type-bed - Details
Patent holdings for IPC class B41F 3/46
Total number of patents in this class: 8
10-year publication summary
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1
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1
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0
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0
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1
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0
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1
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1
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1
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 32931 |
2 |
| Day International, Inc. | 64 |
2 |
| Sony Group Corporation | 10730 |
2 |
| Nike, Inc. | 13075 |
1 |
| Wuhan China Star Optoelectronics Technology Co., Ltd. | 3894 |
1 |
| Other owners | 0 |