- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 29/19 - Mechanisms for rendering the print visible to the operator with reflectors or illuminating devices
Patent holdings for IPC class B41J 29/19
Total number of patents in this class: 13
10-year publication summary
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0
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0
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1
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1
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2
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4
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1
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2
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1
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2
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 19371 |
6 |
| Canon Inc. | 40015 |
3 |
| Hewlett-Packard Development Company, L.P. | 25869 |
1 |
| Ricoh Company, Ltd. | 13279 |
1 |
| Kyocera Document Solutions Inc. | 5611 |
1 |
| Boe Technology Group Co., Ltd. | 41267 |
1 |
| Other owners | 0 |