- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 21/00 - Column, tabular or like printing arrangementsMeans for centralising short lines
Patent holdings for IPC class B41J 21/00
Total number of patents in this class: 105
10-year publication summary
|
16
|
12
|
9
|
11
|
5
|
2
|
1
|
2
|
5
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Brother Kogyo Kabushikikaisha | 1805 |
13 |
| Kyocera Document Solutions Inc. | 6323 |
12 |
| Canon Kabushiki Kaisha | 7369 |
9 |
| Screen Holdings Co., Ltd. | 3198 |
6 |
| Seiko Epson Corporation | 20365 |
5 |
| Sharp Kabushiki Kaisha | 18495 |
5 |
| The Procter & Gamble Company | 21859 |
4 |
| Mitsubishi Electric Corporation | 48236 |
4 |
| FUJIFILM Corporation | 30628 |
3 |
| Sato Holdings Kabushiki Kaisha | 379 |
3 |
| Hewlett-Packard Development Company, L.P. | 25174 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 34335 |
2 |
| Toshiba TEC Corporation | 3909 |
2 |
| Konica Minolta, Inc. | 9159 |
2 |
| Kabushiki Kaisha Sato Chishiki Zaisan Kenkyusyo | 92 |
2 |
| Mimaki Engineering Co., Ltd. | 932 |
2 |
| Shibaura Mechatronics Corporation | 299 |
2 |
| Star Micronics Co., Ltd. | 296 |
2 |
| Sony Corporation | 30097 |
1 |
| Canon Inc. | 44134 |
1 |
| Other owners | 23 |