- 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 2/44 - 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: 385
10-year publication summary
18
|
24
|
30
|
23
|
31
|
30
|
26
|
20
|
20
|
3
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Ricoh Company, Ltd. | 13216 |
35 |
Canon Inc. | 38148 |
19 |
Canon Kabushiki Kaisha | 6938 |
15 |
Xerox Corporation | 7076 |
13 |
Hewlett-Packard Development Company, L.P. | 27461 |
9 |
FUJIFILM Corporation | 28805 |
9 |
Alltec angewandte Laserlicht Technologie GmbH | 91 |
9 |
Phoenix Contact GmbH & Co. KG | 2248 |
7 |
Sony Corporation | 31541 |
6 |
Brother Industries, Ltd. | 12908 |
6 |
Kyocera Document Solutions Inc. | 5366 |
6 |
Matsushita Electric Industrial Co., Ltd. | 2826 |
5 |
Kyocera Corporation | 13344 |
5 |
Bundesdruckerei GmbH | 1018 |
5 |
Datalase Ltd. | 114 |
5 |
Macsa ID, S.A. | 28 |
5 |
Sharp Kabushiki Kaisha | 18867 |
5 |
Toshiba Corporation | 12051 |
4 |
Seiko Epson Corporation | 18989 |
4 |
Konica Minolta, Inc. | 8535 |
4 |
Other owners | 209 |