- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 29/42 - Scales and indicators, e.g. for determining side margins
Patent holdings for IPC class B41J 29/42
Total number of patents in this class: 237
10-year publication summary
|
18
|
21
|
14
|
22
|
17
|
19
|
18
|
15
|
9
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyocera Document Solutions Inc. | 6360 |
50 |
| Canon Kabushiki Kaisha | 7387 |
37 |
| FUJIFILM Corporation | 30689 |
23 |
| Brother Kogyo Kabushikikaisha | 1806 |
18 |
| Ricoh Company, Ltd. | 13386 |
15 |
| Sato Holdings Kabushiki Kaisha | 381 |
10 |
| Sharp Kabushiki Kaisha | 18480 |
10 |
| Hewlett-Packard Development Company, L.P. | 25139 |
9 |
| Kyocera Corporation | 14451 |
9 |
| Seiko Epson Corporation | 20446 |
8 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1557 |
8 |
| Brother Industries, Ltd. | 12827 |
4 |
| Toshiba Corporation | 12726 |
2 |
| Sharp Corporation | 10868 |
2 |
| Toshiba TEC Corporation | 3912 |
2 |
| Oki Electric Industry Co., Ltd. | 1573 |
2 |
| citizen Systems Japan Co., Ltd. | 84 |
2 |
| Ishida Co., Ltd. | 537 |
2 |
| Kabushiki Kaisha Sato Chishiki Zaisan Kenkyusyo | 92 |
2 |
| Komori Corporation | 151 |
2 |
| Other owners | 20 |