- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 2/44 - Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using single radiation source, e.g. lighting beams or shutter arrangements
Patent holdings for IPC class B41J 2/44
Total number of patents in this class: 395
10-year publication summary
|
24
|
30
|
23
|
31
|
30
|
31
|
24
|
24
|
28
|
17
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ricoh Company, Ltd. | 13299 |
34 |
| Canon Inc. | 42342 |
27 |
| Canon Kabushiki Kaisha | 7228 |
12 |
| Alltec angewandte Laserlicht Technologie GmbH | 99 |
11 |
| Kyocera Document Solutions Inc. | 6081 |
10 |
| Hewlett-Packard Development Company, L.P. | 25342 |
7 |
| Sharp Corporation | 10468 |
7 |
| Phoenix Contact GmbH & Co. KG | 2284 |
7 |
| Sidel Participations | 1041 |
7 |
| Genesee Valley Innovations, LLC | 1908 |
7 |
| Sony Corporation | 30388 |
6 |
| Xerox Corporation | 4716 |
6 |
| Brother Industries, Ltd. | 12865 |
6 |
| Bundesdruckerei GmbH | 990 |
5 |
| Datalase Ltd. | 109 |
5 |
| KEYENCE Corporation | 507 |
5 |
| Macsa ID, S.A. | 29 |
5 |
| Sharp Kabushiki Kaisha | 18608 |
5 |
| Toshiba Corporation | 12695 |
4 |
| Seiko Epson Corporation | 20017 |
4 |
| Other owners | 215 |