US Patent 7131072 Command input device, command input method, and storage medium

The execution process registration unit is a function unit for causing a user to register in advance the information about the process (function) that is assigned to each button, and for storing the information. A command display unit controls an initial screen display, an execution process display unit controls the screen display during operation, and a command execution unit executes the process in accordance with the operation (time), on the basis of the information that is registered in advance.