- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 32/00 - Ink-ribbon cartridges
Patent holdings for IPC class B41J 32/00
Total number of patents in this class: 268
10-year publication summary
|
20
|
26
|
15
|
24
|
13
|
18
|
20
|
15
|
17
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Brother Industries, Ltd. | 12897 |
131 |
| Seiko Epson Corporation | 19928 |
44 |
| Brother Kogyo Kabushikikaisha | 1792 |
18 |
| Zebra Technologies Corporation | 2351 |
16 |
| Printronix, LLC | 32 |
4 |
| Yuyama Mfg. Co., Ltd. | 383 |
4 |
| Canon Inc. | 42051 |
3 |
| Hand held Products, Inc. | 1296 |
3 |
| Nidec Sankyo Corporation | 1066 |
3 |
| Phoenix Contact GmbH & Co. KG | 2285 |
3 |
| Zhuhai Ninestar Management Co., Ltd. | 151 |
3 |
| Hewlett-Packard Development Company, L.P. | 25415 |
2 |
| Toshiba TEC Corporation | 3889 |
2 |
| Dai Nippon Printing Co., Ltd. | 4186 |
2 |
| Oki Electric Industry Co., Ltd. | 1583 |
2 |
| Brady Worldwide, Inc. | 763 |
2 |
| DYMO | 57 |
2 |
| Entrust DataCard Corporation | 82 |
2 |
| Max Co., Ltd. | 847 |
2 |
| Shandong New Beiyang Information Technology Co., Ltd. | 372 |
2 |
| Other owners | 18 |