Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817598 | Tracheostomy tube with ring pull removable inner cannula | — | 1989-04-04 |
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817598 | Tracheostomy tube with ring pull removable inner cannula | — | 1989-04-04 |