- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 2/30 - Control circuits for actuators
Patent holdings for IPC class B41J 2/30
Total number of patents in this class: 18
10-year publication summary
|
2
|
1
|
2
|
2
|
0
|
3
|
2
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lexmark International, Inc. | 1574 |
5 |
| Hewlett-Packard Development Company, L.P. | 25370 |
3 |
| Seiko Epson Corporation | 19988 |
3 |
| Riso Technologies Corporation | 275 |
2 |
| Memjet Technology Ltd. | 609 |
1 |
| Edward Pryor & Son Limited | 2 |
1 |
| Giesecke & Devrient GmbH | 835 |
1 |
| Videojet Technologies Inc. | 358 |
1 |
| Tecglass SL | 30 |
1 |
| Other owners | 0 |