Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6878436 | Light emitting diode signs and translucent plastic sheets used therein | Paul J. Keating, Ryan R. Dirkx | 2005-04-12 |
| 6861129 | Mar resistance, non-glare transparent acrylic sheet with consistent optical properties at various sheet thicknesses | Jana Lamberson, Gary Hall, Thomas DeMain | 2005-03-01 |