- 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 11/42 - Controlling
Patent holdings for IPC class B41J 11/42
Total number of patents in this class: 554
10-year publication summary
35
|
36
|
61
|
51
|
45
|
40
|
41
|
64
|
51
|
11
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Seiko Epson Corporation | 18724 |
104 |
Hewlett-Packard Development Company, L.P. | 28538 |
53 |
Canon Inc. | 36841 |
51 |
Brother Industries, Ltd. | 13000 |
48 |
Sato Holdings Kabushiki Kaisha | 659 |
29 |
Ricoh Company, Ltd. | 13266 |
21 |
Screen Holdings Co., Ltd. | 2431 |
16 |
Toshiba TEC Corporation | 3877 |
15 |
Konica Minolta, Inc. | 8349 |
12 |
Kyocera Document Solutions Inc. | 5295 |
12 |
Xerox Corporation | 7503 |
8 |
Mimaki Engineering Co., Ltd. | 799 |
8 |
Eastman Kodak Company | 3444 |
7 |
Riso Kagaku Corporation | 666 |
7 |
Casio Computer Co., Ltd. | 3343 |
5 |
citizen Systems Japan Co., Ltd. | 70 |
5 |
citizen Watch Co., Ltd. | 1062 |
5 |
Oce Printing Systems GmbH | 134 |
5 |
Shandong New Beiyang Information Technology Co., Ltd. | 365 |
5 |
citizen Holdings Co., Ltd. | 332 |
4 |
Other owners | 134 |