- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 2/04 - Ink jet characterised by the jet generation process generating single droplets or particles on demand
Patent holdings for IPC class B41J 2/04
Total number of patents in this class: 434
10-year publication summary
|
44
|
61
|
34
|
26
|
44
|
16
|
11
|
11
|
12
|
1
|
| 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 |
97 |
| Seiko Epson Corporation | 20256 |
34 |
| Canon Inc. | 43817 |
26 |
| Memjet Technology Ltd. | 600 |
23 |
| Ricoh Company, Ltd. | 13342 |
14 |
| Xerox Corporation | 4391 |
10 |
| Brother Industries, Ltd. | 12831 |
9 |
| Eastman Kodak Company | 2603 |
9 |
| FUJIFILM Corporation | 30514 |
6 |
| Matthews International Corporation | 321 |
6 |
| System Ceramics S.p.A. | 162 |
6 |
| Electronics for Imaging, Inc. | 327 |
5 |
| Samsung Display Co., Ltd. | 38627 |
4 |
| Illinois Tool Works Inc. | 11863 |
4 |
| Robert Bosch GmbH | 44160 |
4 |
| Silverbrook Research Pty Ltd | 100 |
4 |
| 3D Systems, Inc. | 584 |
4 |
| Brady Worldwide, Inc. | 773 |
4 |
| FUJIFILM Dimatix, Inc. | 244 |
4 |
| Jetronica Limited | 8 |
4 |
| Other owners | 157 |