- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 2/39 - Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material using multi-stylus heads
Patent holdings for IPC class B41J 2/39
Total number of patents in this class: 17
10-year publication summary
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1
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2
|
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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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Xerox Corporation | 7069 |
3 |
| Apple Inc. | 53121 |
2 |
| Oki Electric Industry Co., Ltd. | 1599 |
2 |
| Tonejet Limited | 49 |
2 |
| Canon Inc. | 38393 |
1 |
| Hewlett-Packard Development Company, L.P. | 26255 |
1 |
| Sharp Corporation | 10232 |
1 |
| Eastman Kodak Company | 3018 |
1 |
| Kyocera Document Solutions Inc. | 5400 |
1 |
| The Technology Partnership plc | 118 |
1 |
| DMT Solutions Global Corporation, DBA BlueCrest | 254 |
1 |
| FUJIFILM Business Innovation Corp. | 7446 |
1 |
| Other owners | 0 |