Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4852564 | Flexible connectors for medico-surgical tubes | David S. Sheridan | 1989-08-01 |
| 4850350 | Closed system combined suction and ventilation devices | — | 1989-07-25 |
| 4834723 | Thoracic catheters | David S. Sheridan | 1989-05-30 |