- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 23/12 - Mechanism driven by cams engaging rotating roller
Patent holdings for IPC class B41J 23/12
Total number of patents in this class: 17
10-year publication summary
|
1
|
2
|
1
|
0
|
1
|
1
|
5
|
0
|
1
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 20528 |
7 |
| Hewlett-Packard Development Company, L.P. | 25121 |
3 |
| Brother Industries, Ltd. | 12856 |
2 |
| DS Global | 41 |
2 |
| Canon Inc. | 44414 |
1 |
| Anytech Co., Ltd. | 4 |
1 |
| LG H&H Co., LTD. | 1762 |
1 |
| Other owners | 0 |