Than Nguyen
55Patents
37h-index
45Co-inventors
88Inventor score
Filing activity: Dec 22, 1988 → Jun 19, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6231602A | Aortic annuloplasty ring | Human Necessities | 881 | Expired |
| US7914569B2 | Heart valve prosthesis and methods of manufacture and use | Emerging Cross-Sectional Technologies | 647 | Expired |
| US5104407A | Selectively flexible annuloplasty ring | Human Necessities | 627 | Expired |
| US6217610A | Expandable annuloplasty ring | Human Necessities | 438 | Expired |
| US8226710B2 | Heart valve prosthesis and methods of manufacture and use | Emerging Cross-Sectional Technologies | 408 | Active |
| US5928281A | Tissue heart valves | Emerging Cross-Sectional Technologies | 403 | Expired |
| US5961549A | Multi-leaflet bioprosthetic heart valve | Emerging Cross-Sectional Technologies | 364 | Expired |
| US4917698A | Multi-segmented annuloplasty ring prosthesis | Human Necessities | 334 | Expired |
| US6974464B2 | Supportless atrioventricular heart valve and minimally invasive delivery systems thereof | Human Necessities | 328 | Expired |
| US6585766B1 | Cloth-covered stents for tissue heart valves | Emerging Cross-Sectional Technologies | 321 | Expired |
| US5327774A | Method for testing venous valves | Human Necessities | 262 | Expired |
| US5041130A | Flexible annuloplasty ring and holder | Emerging Cross-Sectional Technologies | 260 | Expired |
| US8747459B2 | System and method for transapical delivery of an annulus anchored self-expanding valve | Human Necessities | 253 | Active |
| US6102944A | Methods of tissue heart valve assembly | Emerging Cross-Sectional Technologies | 252 | Expired |
| US6802860B2 | Annuloplasty ring delivery system | Emerging Cross-Sectional Technologies | 250 | Expired |
| US5272909A | Method and device for testing venous valves | Human Necessities | 245 | Expired |
| US5683402A | Flexible suture guide and holder | Emerging Cross-Sectional Technologies | 219 | Expired |
| US5350420A | Flexible annuloplasty ring and holder | Emerging Cross-Sectional Technologies | 204 | Expired |
| US6945997B2 | Heart valves and suture rings therefor | Emerging Cross-Sectional Technologies | 200 | Expired |
| US6283993A | Annuloplasty ring delivery system | Emerging Cross-Sectional Technologies | 190 | Expired |
| US5496336A | Flexible suture guide and holder | Emerging Cross-Sectional Technologies | 176 | Expired |
| US5290300A | Flexible suture guide and holder | Emerging Cross-Sectional Technologies | 153 | Expired |
| USD732666S1 | Heart valve prosthesis | General | 143 | Active |
| US5409833A | Microvessel cell isolation apparatus | Human Necessities | 134 | Expired |
| US9295550B2 | Methods for delivering a self-expanding valve | Human Necessities | 126 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.