- All sections
- B - Performing operations; transporting
- B41J - Typewriters; selective printing mechanisms, i.e. mechanisms printing otherwise than from a forme; correction of typographical errors
- B41J 2/045 - Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
Patent holdings for IPC class B41J 2/045
Total number of patents in this class: 5325
10-year publication summary
|
426
|
378
|
544
|
534
|
488
|
542
|
499
|
428
|
393
|
270
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 18672 |
1175 |
| Hewlett-Packard Development Company, L.P. | 27690 |
702 |
| Brother Industries, Ltd. | 12859 |
576 |
| Canon Inc. | 37077 |
506 |
| Ricoh Company, Ltd. | 13075 |
330 |
| Xerox Corporation | 7150 |
123 |
| Konica Minolta, Inc. | 8391 |
119 |
| Riso Technologies Corporation | 249 |
118 |
| FUJIFILM Corporation | 27478 |
108 |
| Kyocera Document Solutions Inc. | 5117 |
65 |
| Kyocera Corporation | 13036 |
63 |
| Xaar Technology Limited | 139 |
57 |
| FUJIFILM Dimatix, Inc. | 321 |
53 |
| Mimaki Engineering Co., Ltd. | 805 |
51 |
| SII Printek Inc. | 136 |
51 |
| Memjet Technology Ltd. | 736 |
46 |
| Semes Co., Ltd. | 1300 |
43 |
| Konica Minolta Holdings, Inc. | 1055 |
37 |
| Kateeva, Inc. | 377 |
37 |
| Canon Production Printing Holding B.V. | 194 |
37 |
| Other owners | 1028 |