Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8029534 | Closure device with string retractable umbrella | Michael W. Hardert | 2011-10-04 |
| 8025495 | Apparatus and method for making a spider occlusion device | Michael W. Hardert, Arman H. Valaie, Kevin L. Delaney, Sarah E. Waite | 2011-09-27 |