| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide persons who are not good at keyboard typing of QWERTY layout with a comfortable and stress-free character input environment by forming a necessity minimum key layout. <P>SOLUTION: This two-touch input keyboard device is disposed with: five keys from 1 to 5 in order from the center to the right; and five keys from 6 to 0 in order from the center to the left, in a single horizontal line as a whole. <P>COPYRIGHT: (C)2012,JPO&INPIT |
