Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10807937 | Solid-solid separation process for long chain dicarboxylic acids | Bingbing Qin, Xiucai Liu | 2020-10-20 |
| D876623 | Neck care and wrinkle elimination instrument | — | 2020-02-25 |