- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 2/12 - Ink jet characterised by jet control testing or correcting charge or deflection
Patent holdings for IPC class B41J 2/12
Total number of patents in this class: 75
10-year publication summary
|
1
|
5
|
7
|
7
|
3
|
7
|
5
|
5
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 20017 |
7 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1520 |
7 |
| Canon Inc. | 42342 |
6 |
| Hewlett-Packard Development Company, L.P. | 25342 |
6 |
| FUJIFILM Corporation | 30277 |
5 |
| Dover Europe Sàrl | 291 |
5 |
| Eastman Kodak Company | 2673 |
4 |
| Brother Industries, Ltd. | 12865 |
3 |
| Markem-Imaje | 24 |
3 |
| Senda (Shenzhen) Technology Co., Ltd. | 5 |
3 |
| Ricoh Company, Ltd. | 13299 |
2 |
| Kyocera Document Solutions Inc. | 6081 |
2 |
| Domino UK Limited | 36 |
2 |
| Markem-Imaje Holding | 39 |
2 |
| Paul Leibinger GmbH & Co. KG Nummerier-und Markierungssysteme | 17 |
2 |
| Riso Kagaku Corporation | 645 |
2 |
| Screen Holdings Co., Ltd. | 3103 |
2 |
| Oki Electric Industry Co., Ltd. | 1581 |
1 |
| Boe Technology Group Co., Ltd. | 43067 |
1 |
| Beijing BOE Display Technology Co., Ltd. | 2945 |
1 |
| Other owners | 9 |