Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9911617 | Etching method | Junfeng Li, Qinghua Yang, Jinbiao Liu, Xiaobin He | 2018-03-06 |
| 9882486 | Switching control circuit and control method for a multi-channel switching circuit | — | 2018-01-30 |