Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6348068 | Multi-filament valve stent for a cardisc valvular prosthesis | Louis A. Campbell | 2002-02-19 |
| 6197054 | Sutureless cuff for heart valves | Billy Ray Singleton | 2001-03-06 |
| 6033419 | Apparatus and method for cutting a heart valve annulus | Billy Ray Singleton | 2000-03-07 |