Apparatus for controlling an operational panel

Apparatus for converting scan data of a keyboard

Apparatus for data input and key detection method thereof

Apparatus for inputting characters and method thereof

Apparatus for inputting opening and closing parentheses...

Apparatus for magnetically transfering control information...

Apparatus for programming extended code of keyboard and...

Apparatus for reading keyboard-commands of a portable computer

Apparatus for sensing button-pressed state and method...

Appliance information communication system

Arrangement for the optical remote control of apparatus

Audio frequency based data capture tablet

Autoclavable remote hand control

Automatic tracking and scanning cursor for digitizers

Auxiliary keyboard and keyboard improved in operability for...

Back lit keypad

Backlighting for computer keyboard

Backlit keyboard

Backside keyboard for a notebook or gamebox

Bi-directional keyboard interface circuit