Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7546838 | Laryngeal-mask construction | — | 2009-06-16 |
| 6926698 | Safe cover device for the needle of a syringe | — | 2005-08-09 |
| 6814717 | Protecting cap structure for the needle of a syringe | — | 2004-11-09 |
| 6745898 | Needle extracting and recovering device | — | 2004-06-08 |
| 6450993 | Half-disposable syringe barrel | — | 2002-09-17 |
| 6394985 | Backflow proof structure for syringe | — | 2002-05-28 |