Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674280 | Valvular annuloplasty rings of a biocompatible low elastic modulus titanium-niobium-zirconium alloy | James A. Davidson | 1997-10-07 |
| 5628790 | Zirconium oxide zirconium nitride coated valvular annuloplasty rings | James A. Davidson | 1997-05-13 |