- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 29/38 - Drives, motors, controls, or automatic cut-off devices for the entire printing mechanism
Patent holdings for IPC class B41J 29/38
Total number of patents in this class: 4013
10-year publication summary
|
264
|
304
|
275
|
202
|
180
|
187
|
130
|
91
|
59
|
29
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 20099 |
645 |
| Brother Industries, Ltd. | 12855 |
501 |
| Hewlett-Packard Development Company, L.P. | 25306 |
439 |
| Canon Inc. | 42735 |
367 |
| Ricoh Company, Ltd. | 13318 |
169 |
| Brother Kogyo Kabushikikaisha | 1786 |
161 |
| Canon Kabushiki Kaisha | 7261 |
153 |
| Kyocera Document Solutions Inc. | 6149 |
152 |
| FUJIFILM Corporation | 30340 |
86 |
| Riso Kagaku Corporation | 642 |
78 |
| Xerox Corporation | 4697 |
66 |
| Toshiba TEC Corporation | 3886 |
54 |
| Memjet Technology Ltd. | 609 |
43 |
| Mimaki Engineering Co., Ltd. | 914 |
41 |
| Sato Holdings Kabushiki Kaisha | 431 |
34 |
| Riso Technologies Corporation | 278 |
34 |
| Eastman Kodak Company | 2650 |
32 |
| Konica Minolta, Inc. | 9065 |
32 |
| FUJIFILM Dimatix, Inc. | 246 |
32 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1526 |
27 |
| Other owners | 867 |