In this task, you are given a list. This list contains many lists of integers. The list is several items written within a []. Your task is to find the maximum number among the members of each inner list. The output should be a list comprised of the maximums with the same order as the internal lists.
[[-45, 39, 37, 4], [68, -44, 26, 94], [-98, -15, -9, -140], [-73, 23, -72], [20, 53, -23, -25, -81], [92, -5, 57], [72, 39, -80], [-75, -120, 15], [13, 38, -63, -164]]