Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5499625 | Esophageal-tracheal double lumen airway | Michael Frass, Reinhard Frenzer, Gregor Dean Long, David S. Sheridan, E. David Fink +1 more | 1996-03-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5499625 | Esophageal-tracheal double lumen airway | Michael Frass, Reinhard Frenzer, Gregor Dean Long, David S. Sheridan, E. David Fink +1 more | 1996-03-19 |