Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861331 | Implantable shunt system and method of assembly | Gary P. East, Alfons Heindl, Leanne M. Lintula | 1989-08-29 |
| 4795437 | Siphon control device | Rudolf R. Schulte, Gary P. East | 1989-01-03 |