| 20090310347 | LIGHT SYSTEM WITH STACKED LIGHT PIPE STRUCTURE - The present invention includes decorative, architectural, and building materials and methods of making these materials, using them or both. The present invention relates to an article of manufacture that includes a light source and a substrate with a plurality of volumes of material, where each volume is capable of transmitting light from one location to a second location on a surface of the substrate. The present invention also relates to an article of manufacture having a substrate with a first surface, and a volume of material contained within the substrate and adapted to transmit light from a first location on the first surface to at least a second location. The present invention also relates to methods of making the articles and to methods of transmitting information. | 12-17-2009 |
