Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7891140 | Perimeter wall panels for an air supported structure | Jan Ligas, Jr. | 2011-02-22 |
| 7832149 | Perimeter wall panels for an air supported structure | Jan Ligas, Jr. | 2010-11-16 |