- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 31/09 - Ink ribbons characterised by areas carrying media for obliteration or removal of typing errors
Patent holdings for IPC class B41J 31/09
Total number of patents in this class: 3
10-year publication summary
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1
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0
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1
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0
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0
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0
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0
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0
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0
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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
|
|---|---|---|
| Dai Nippon Printing Co., Ltd. | 4238 |
1 |
| Tombow Pencil Co., Ltd. | 139 |
1 |
| Videojet Technologies Inc. | 364 |
1 |
| Other owners | 0 |