Keypad for data entry
US7273993B1 · kind B1 · utility
5Cited by
3References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 21, 2006 |
| Grant date | Sep 25, 2007 |
| Priority date | — |
| Expiry date | Mar 21, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2231/022
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A keypad (102) for entering data in an electronic device (100) is disclosed. The keypad includes a first carrier (302), a key panel (202), and a backlighting module (204). The key panel is coupled to a first side of the first carrier and the backlighting module is coupled to a second side of the first carrier.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.