Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686061 | Particulate contrast media derived from non-ionic water soluble contrast agents for CT enhancement of hepatic tumors | Chun Li, Zuxing Kan, David J. Yang, Li-Ren Kuang | 1997-11-11 |
| 5643317 | Closure prosthesis for transcatheter placement | Dusan Pavcnik, Kenneth C. Wright | 1997-07-01 |