- 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 2/165 - Prevention of nozzle clogging, e.g. cleaning, capping or moistening for nozzles
Patent holdings for IPC class B41J 2/165
Total number of patents in this class: 3868
10-year publication summary
|
305
|
304
|
311
|
350
|
337
|
346
|
377
|
311
|
261
|
53
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 19240 |
775 |
| Brother Industries, Ltd. | 13284 |
498 |
| Hewlett-Packard Development Company, L.P. | 29751 |
395 |
| Canon Inc. | 36856 |
359 |
| Ricoh Company, Ltd. | 14053 |
190 |
| Memjet Technology Ltd. | 868 |
169 |
| Kyocera Document Solutions Inc. | 5761 |
111 |
| FUJIFILM Corporation | 25841 |
109 |
| Xerox Corporation | 6811 |
92 |
| Konica Minolta, Inc. | 8205 |
64 |
| Mimaki Engineering Co., Ltd. | 803 |
49 |
| Screen Holdings Co., Ltd. | 2183 |
39 |
| Memjet Technology Limited | 73 |
35 |
| Riso Kagaku Corporation | 704 |
31 |
| Roland DG Corporation | 348 |
31 |
| Eastman Kodak Company | 4117 |
27 |
| Funai Electric Co., Ltd. | 945 |
25 |
| Toshiba TEC Corporation | 3902 |
23 |
| Brother Kogyo Kabushikikaisha | 1657 |
22 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1236 |
21 |
| Other owners | 803 |