Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9486302 | Multi-layered surgical prosthesis | Yin Chiang Freddy Boey, Joseph Tang | 2016-11-08 |
| 8074362 | Multi-blade utility knife | Yao Kun Gui | 2011-12-13 |
| 8028420 | Sliding cutting tool | Yao Kun Gui | 2011-10-04 |