Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10369337 | Balloon dilation catheter for use in sinus passageways | John R. Drontle | 2019-08-06 |
| 10363402 | Sinus dilation catheter | John R. Drontle | 2019-07-30 |
| 10307519 | Sinus dilation catheter | John R. Drontle, Paul Lesch | 2019-06-04 |
| 10238846 | Sinus balloon dilation catheters and sinus surgery tools | Thomas V. Ressemann, John R. Drontle, Peter T. Keith | 2019-03-26 |