- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 3/60 - Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for printing on both faces of the printing material
Patent holdings for IPC class B41J 3/60
Total number of patents in this class: 601
10-year publication summary
|
40
|
66
|
48
|
42
|
39
|
38
|
26
|
21
|
27
|
17
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 20248 |
95 |
| Brother Industries, Ltd. | 12842 |
61 |
| Canon Inc. | 43768 |
53 |
| Hewlett-Packard Development Company, L.P. | 25216 |
51 |
| Koenig & Bauer AG | 965 |
17 |
| Kyocera Document Solutions Inc. | 6242 |
15 |
| Riso Kagaku Corporation | 641 |
14 |
| Kodak ALARIS LLC | 277 |
13 |
| Landa Corporation Ltd. | 258 |
12 |
| Ricoh Company, Ltd. | 13346 |
11 |
| Dai Nippon Printing Co., Ltd. | 4237 |
10 |
| Océ Holding B.V. | 106 |
10 |
| Screen Holdings Co., Ltd. | 3148 |
10 |
| Eastman Kodak Company | 2607 |
9 |
| citizen Watch Co., Ltd. | 1087 |
9 |
| Konica Minolta, Inc. | 9116 |
8 |
| citizen Systems Japan Co., Ltd. | 83 |
8 |
| Iconex, LLC | 207 |
8 |
| Electronics for Imaging, Inc. | 327 |
6 |
| Kodak ALARIS Inc. | 103 |
6 |
| Other owners | 175 |