Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6761707 | Safety syringe having needle holder capable of fixing secured and easy to drawback | Chin-Shu Huang, Chien-Wei Chung | 2004-07-13 |
| 6733475 | Safety syringe of easy to pull out the plunger | Chin-Shu Huang, Chien-Wei Chung | 2004-05-11 |