Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7994910 | Directing a movement of visitors in an event venue for maximizing revenue | Rhonda L. Childress, David Bruce Kumhyr | 2011-08-09 |
| D631901 | Portable apparatus for determining leaks in air ducts | Shawn Fortner, Andrew N. Czerpak | 2011-02-01 |