- 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: 4086
10-year publication summary
|
270
|
264
|
304
|
275
|
202
|
178
|
186
|
126
|
87
|
27
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 19281 |
645 |
| Brother Industries, Ltd. | 12961 |
520 |
| Hewlett-Packard Development Company, L.P. | 25940 |
446 |
| Canon Inc. | 39538 |
366 |
| Ricoh Company, Ltd. | 13209 |
175 |
| Canon Kabushiki Kaisha | 7046 |
157 |
| Brother Kogyo Kabushikikaisha | 1754 |
152 |
| Kyocera Document Solutions Inc. | 5525 |
149 |
| Xerox Corporation | 7026 |
88 |
| FUJIFILM Corporation | 29251 |
88 |
| Riso Kagaku Corporation | 656 |
82 |
| Toshiba TEC Corporation | 3784 |
51 |
| Memjet Technology Ltd. | 644 |
48 |
| FUJIFILM Dimatix, Inc. | 288 |
42 |
| Sato Holdings Kabushiki Kaisha | 703 |
40 |
| Mimaki Engineering Co., Ltd. | 841 |
36 |
| Riso Technologies Corporation | 260 |
34 |
| Eastman Kodak Company | 2918 |
32 |
| Konica Minolta, Inc. | 8681 |
32 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1453 |
27 |
| Other owners | 876 |