Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D277508 | Endotracheal intubation kit tray | — | 1985-02-05 |
| 4483337 | Endotracheal tube retainer and tube size indicator | — | 1984-11-20 |
| 4471775 | Endotracheal tube cuff synchronizing system | Donald L. Ball | 1984-09-18 |