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.
[[73, 14, -73, 47, -43, -150, 9], [-123, -87, -1, 43, -193], [-163, 81, -45, -64, 68, -198, -153], [-139, -6]]