- 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 32/00 - Ink-ribbon cartridges
Patent holdings for IPC class B41J 32/00
Total number of patents in this class: 245
10-year publication summary
26
|
25
|
21
|
26
|
15
|
24
|
16
|
17
|
19
|
5
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Brother Industries, Ltd. | 13000 |
111 |
Seiko Epson Corporation | 18724 |
42 |
Brother Kogyo Kabushikikaisha | 1709 |
19 |
Zebra Technologies Corporation | 1689 |
16 |
DYMO | 70 |
4 |
Yuyama Mfg. Co., Ltd. | 388 |
4 |
Canon Inc. | 36841 |
3 |
Toshiba TEC Corporation | 3877 |
3 |
Hand held Products, Inc. | 1227 |
3 |
Nidec Sankyo Corporation | 1117 |
3 |
Phoenix Contact GmbH & Co. KG | 2202 |
3 |
Hewlett-Packard Development Company, L.P. | 28538 |
2 |
Dai Nippon Printing Co., Ltd. | 3891 |
2 |
Oki Electric Industry Co., Ltd. | 1652 |
2 |
Entrust DataCard Corporation | 87 |
2 |
Max Co., Ltd. | 880 |
2 |
Nisca Corporation | 168 |
2 |
Shandong New Beiyang Information Technology Co., Ltd. | 365 |
2 |
Zhuhai Ninestar Management Co., Ltd. | 134 |
2 |
Entrust Corporation | 242 |
2 |
Other owners | 16 |