for sysdevpath in $(find /sys/bus/usb/devices/usb*/ -name dev); do  
    (  
        syspath="${sysdevpath%/dev}"  
        devname="$(udevadm info -q name -p $syspath)"  
        [[ "$devname" == "bus/"* ]] && exit  
        eval "$(udevadm info -q property --export -p $syspath)"  
        [[ -z "$ID_SERIAL" ]] && exit  
        echo "/dev/$devname - $ID_SERIAL"  
    )  
done

