Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11207748 | Solder preform | Hangwei CAI, Kun Du, Liesong Cai | 2021-12-28 |
| 11112621 | Optical device with desensitized rotational angular alignment for astigmatism correction | — | 2021-09-07 |