- 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 29/46 - Applications of alarms, e.g. responsive to approach of end of line
Patent holdings for IPC class B41J 29/46
Total number of patents in this class: 176
10-year publication summary
|
22
|
11
|
12
|
16
|
16
|
7
|
14
|
7
|
8
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Kabushiki Kaisha | 6884 |
21 |
| Hewlett-Packard Development Company, L.P. | 28538 |
18 |
| Konica Minolta, Inc. | 8349 |
15 |
| FUJIFILM Corporation | 27102 |
14 |
| Kyocera Document Solutions Inc. | 5295 |
11 |
| Seiko Epson Corporation | 18724 |
9 |
| Canon Inc. | 36841 |
6 |
| Ricoh Company, Ltd. | 13266 |
6 |
| Dainippon Screen Mfg. Co., Ltd. | 92 |
6 |
| Kabushiki Kaisha Sato Chishiki Zaisan Kenkyusyo | 94 |
6 |
| Sato Holdings Kabushiki Kaisha | 659 |
6 |
| Brother Kogyo Kabushikikaisha | 1709 |
6 |
| Brother Industries, Ltd. | 13000 |
5 |
| Mimaki Engineering Co., Ltd. | 799 |
5 |
| Kabushiki Kaisha Sato | 124 |
4 |
| Sharp Kabushiki Kaisha | 18957 |
4 |
| Glory Ltd. | 1155 |
2 |
| Linx Printing Technologies Ltd. | 41 |
2 |
| Sanford, L.P. | 948 |
2 |
| Screen Holdings Co., Ltd. | 2431 |
2 |
| Other owners | 26 |