Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10153100 | Key assembly comprising a metal and plastic balance link | — | 2018-12-11 |
| 9899157 | Key device and multi-legged supporting balance bar structure thereof | Chun-Lin Chen, Xiao-Qiang Liang, Lei Shi | 2018-02-20 |