- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 2/185 - Ink-collectorsInk-catchers
Patent holdings for IPC class B41J 2/185
Total number of patents in this class: 414
10-year publication summary
|
32
|
41
|
41
|
37
|
35
|
16
|
20
|
33
|
20
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 19851 |
74 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1509 |
44 |
| Canon Inc. | 41835 |
42 |
| Hewlett-Packard Development Company, L.P. | 25446 |
27 |
| Videojet Technologies Inc. | 359 |
20 |
| Eastman Kodak Company | 2722 |
18 |
| Brother Industries, Ltd. | 12903 |
14 |
| Dover Europe Sàrl | 289 |
14 |
| Screen Holdings Co., Ltd. | 3033 |
11 |
| Ricoh Company, Ltd. | 13332 |
9 |
| SII Printek Inc. | 148 |
8 |
| Kyocera Document Solutions Inc. | 5959 |
7 |
| Linx Printing Technologies Ltd. | 41 |
7 |
| Riso Kagaku Corporation | 652 |
7 |
| Memjet Technology Ltd. | 617 |
6 |
| Domino UK Limited | 36 |
6 |
| Mimaki Engineering Co., Ltd. | 888 |
5 |
| Canon Kabushiki Kaisha | 7208 |
5 |
| Samsung Display Co., Ltd. | 37396 |
4 |
| Xerox Corporation | 5876 |
4 |
| Other owners | 82 |