Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8072687 | Projection display device for multimedia and wall display systems | Patricia M. Hughes, William E. Haushalter, Kai Lu | 2011-12-06 |
| 7864435 | Projection display device for multimedia and wall display systems | Patricia M. Hughes, William E. Haushalter, Kai Lu | 2011-01-04 |