Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888009 | Prosthetic heart valve | David M. Lederman, Clair Strohl | 1989-12-19 |
| 4888011 | Artificial heart | Robert T. V. Kung | 1989-12-19 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888009 | Prosthetic heart valve | David M. Lederman, Clair Strohl | 1989-12-19 |
| 4888011 | Artificial heart | Robert T. V. Kung | 1989-12-19 |