Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11154281 | Sealant plug delivery system and method of use | John S. Fisher, Jon Frederick Roever | 2021-10-26 |
| 11083464 | Multistage bioabsorbable plug system and method of insertion | John S. Fisher | 2021-08-10 |
| 10994451 | Method for enhancing ultrasound visibility of hyperechoic materials | John S. Fisher | 2021-05-04 |