Panel with light permeable images
US6212805A · kind A · utility
83Cited by
4References
49Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 6, 1998 |
| Grant date | Apr 10, 2001 |
| Priority date | — |
| Expiry date | Jul 6, 2018 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09F13/12
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A panel includes a sheet of light permeable, preferably optically clear transparent material and a transparent or translucent design superimposed on or forming part of a transparent or translucent base pattern. The design is visible from one side of the panel and a mirror image of the design is visible from the other side of the panel when a sufficiently high level of illuminated is provided on either side or both sides of the panel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.