Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11021835 | Portable stain removal kit | Yile Liao, Yong Jiang | 2021-06-01 |
| 10947660 | Portable stain removal device | Shenghuai Calvin Lin, Chien-Ping Adrian Koh, Palani Pandurangan, Hee Poh Sin, Yong Jiang +1 more | 2021-03-16 |