Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4263680 | Prosthetic closure devices to replace the valves in human hearts | Helmut Reul | 1981-04-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4263680 | Prosthetic closure devices to replace the valves in human hearts | Helmut Reul | 1981-04-28 |