- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 2/23 - Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression- transfer material using print wires
Patent holdings for IPC class B41J 2/23
Total number of patents in this class: 8
10-year publication summary
|
0
|
2
|
0
|
2
|
0
|
1
|
0
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 20248 |
1 |
| Ricoh Company, Ltd. | 13346 |
1 |
| Edward Pryor & Son Limited | 2 |
1 |
| Pernutec GmbH | 2 |
1 |
| Screen Holdings Co., Ltd. | 3148 |
1 |
| Unibind Limited | 39 |
1 |
| Shandon Diagnostics Ltd | 33 |
1 |
| DIEBOLD Nixdorf Systems GmbH | 273 |
1 |
| Other owners | 0 |