Electronic shelf label systems and methods
US6715675B1 · kind B1 · utility
38Cited by
40References
65Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 16, 2000 |
| Grant date | Apr 6, 2004 |
| Priority date | — |
| Expiry date | Jan 15, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09F9/35
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
This invention discloses an electronic shelf label including an LCD display, a housing including a protective at least partially transparent cover layer disposed over the LCD display and in spaced relationship thereto, and an at least partially transparent intermediate layer formed over the LCD display and substantially filling a space between the LCD display and the protective at least partially transparent cover layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.