- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 23/20 - Fluid-pressure power drives
Patent holdings for IPC class B41J 23/20
Total number of patents in this class: 3
10-year publication summary
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0
|
1
|
0
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0
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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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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ricoh Company, Ltd. | 13343 |
1 |
| Kyocera Document Solutions Inc. | 6220 |
1 |
| ProTec Co., Ltd. | 67 |
1 |
| Other owners | 0 |