- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 5/12 - Construction of key buttons
Patent holdings for IPC class B41J 5/12
Total number of patents in this class: 12
10-year publication summary
|
1
|
1
|
2
|
1
|
1
|
1
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BlackBerry Limited | 5148 |
2 |
| Research In Motion Limited | 1969 |
2 |
| Chicony Electronics Co., Ltd. | 270 |
2 |
| Malikie Innovations Limited | 7150 |
2 |
| Sony Ericsson Mobile Communications AB | 1793 |
1 |
| Hewlett-Packard Development Company, L.P. | 25887 |
1 |
| Logitech Europe S.A. | 1313 |
1 |
| Symbol Technologies, LLC | 1212 |
1 |
| Other owners | 0 |