- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 23/04 - Mechanical power drives with driven mechanism arranged to be clutched to continuously-operating power source
Patent holdings for IPC class B41J 23/04
Total number of patents in this class: 11
10-year publication summary
|
2
|
5
|
0
|
0
|
0
|
0
|
1
|
0
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hewlett-Packard Development Company, L.P. | 25246 |
3 |
| Canon Inc. | 43707 |
2 |
| Brother Industries, Ltd. | 12839 |
2 |
| Seiko Epson Corporation | 20227 |
1 |
| Toshiba TEC Corporation | 3898 |
1 |
| ZIH Corp. | 24 |
1 |
| Brother Kogyo Kabushikikaisha | 1801 |
1 |
| Other owners | 0 |