Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700258 | Complex coils having fibered centers | Nga T. Van, Son Gia | 1997-12-23 |
| 5639277 | Embolic coils with offset helical and twisted helical shapes | Michael J. Mariant, Nga T. Van, Roberto L. Orellana, Christopher G. M. Ken | 1997-06-17 |