Ergonomic keyboard
US6580421B1 · kind B1 · utility
15Cited by
48References
41Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 25, 1998 |
| Grant date | Jun 17, 2003 |
| Priority date | — |
| Expiry date | Jun 25, 2018 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0213
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A keyboard for a computer. In one embodiment, the keyboard includes a removable first input device in an upper surface and a second input device in a lower surface opposite the upper surface. A user may support the keyboard such that one finger can operate the first input device and another finger can operate the second input device. The keyboard may have either a generally unitary construction, or it may have a first portion and a second portion rotatable relative to the first portion while the user manipulates the input devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.