Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11185139 | Coating compositions and method for jewelries | Oujie Kevin Tong, Yifei Jin, Jian Jim Wang | 2021-11-30 |
| 11134739 | Multi-functional wearable dome assembly and method of using the same | Yifei Jin, Naixin Angela Tang, Liangxi Chen, Songhe Bill Shen, Richard Wang +2 more | 2021-10-05 |