Bidirectional wireless number pad and keyboard
US7253750B2 · kind B2 · utility
4Cited by
14References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 3, 2003 |
| Grant date | Aug 7, 2007 |
| Priority date | — |
| Expiry date | Sep 14, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0231
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The present invention uniquely separates the number pad from a keyboard providing a separate, wireless device. This separate wireless device with the number pad includes a display and has multiple modes of operation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.