Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10509483 | Key structure | Hsin-Fu Liu | 2019-12-17 |
| 10504666 | Key structure | — | 2019-12-10 |
| 10388473 | Unit type backlight module and backlight keyboard using the same | — | 2019-08-20 |
| 10236138 | Key structure | Hsin-Fu Liu | 2019-03-19 |