- 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: 5277
10-year publication summary
|
382
|
426
|
378
|
544
|
531
|
488
|
542
|
493
|
424
|
120
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 19240 |
1112 |
| Hewlett-Packard Development Company, L.P. | 29751 |
760 |
| Brother Industries, Ltd. | 13284 |
593 |
| Canon Inc. | 36856 |
483 |
| Ricoh Company, Ltd. | 14053 |
310 |
| Xerox Corporation | 6811 |
134 |
| Toshiba TEC Corporation | 3902 |
129 |
| Konica Minolta, Inc. | 8205 |
115 |
| FUJIFILM Corporation | 25841 |
109 |
| Kyocera Corporation | 12050 |
64 |
| FUJIFILM Dimatix, Inc. | 332 |
54 |
| Kyocera Document Solutions Inc. | 5761 |
53 |
| Xaar Technology Limited | 138 |
53 |
| Mimaki Engineering Co., Ltd. | 803 |
52 |
| SII Printek Inc. | 136 |
52 |
| Memjet Technology Ltd. | 868 |
48 |
| Konica Minolta Holdings, Inc. | 1191 |
42 |
| Canon Production Printing Holding B.V. | 159 |
33 |
| Oce-Technologies B.V. | 495 |
32 |
| Riso Kagaku Corporation | 704 |
31 |
| Other owners | 1018 |