Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5537459 | Multilevel cellular communication system for hospitals | Cynthia L. Schikal | 1996-07-16 |
| 5353787 | Endotracheal tube and oral airway connector | — | 1994-10-11 |
| 5253643 | Oral airway for demountably attaching an endotracheal tube | — | 1993-10-19 |