- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 2/235 - Print head assemblies
Patent holdings for IPC class B41J 2/235
Total number of patents in this class: 43
10-year publication summary
|
3
|
4
|
3
|
9
|
2
|
3
|
5
|
1
|
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. | 25184 |
9 |
| Seiko Epson Corporation | 20256 |
8 |
| Memjet Technology Limited | 75 |
7 |
| Lexmark International, Inc. | 1540 |
4 |
| Ricoh Company, Ltd. | 13342 |
2 |
| Dai Nippon Printing Co., Ltd. | 4238 |
2 |
| Samsung Display Co., Ltd. | 38627 |
1 |
| Xerox Corporation | 4391 |
1 |
| Canon Inc. | 43817 |
1 |
| Memjet Technology Ltd. | 600 |
1 |
| Electronics for Imaging, Inc. | 327 |
1 |
| FUJIFILM Dimatix, Inc. | 244 |
1 |
| Oce-Technologies B.V. | 441 |
1 |
| Seiko Precision Inc. | 100 |
1 |
| SII Printek Inc. | 159 |
1 |
| Cowles Semi, LLC | 70 |
1 |
| Kodak ALARIS LLC | 277 |
1 |
| Other owners | 0 |