- 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 31/16 - Renovating or testing ink ribbons while fitted in the machine using the ink ribbons
Patent holdings for IPC class B41J 31/16
Total number of patents in this class: 7
10-year publication summary
|
0
|
0
|
1
|
5
|
0
|
2
|
1
|
1
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dover Europe Sàrl | 242 |
4 |
| Oki Electric Industry Co., Ltd. | 1652 |
1 |
| Armor | 58 |
1 |
| Videojet Technologies Inc. | 346 |
1 |
| Other owners | 0 |