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.
[[-96, -114, 12, 17, 46, -148], [-17, -149], [-86, -133, -122, -9, 34, -31, -139], [-163, 72, 88], [-55, 91, -162, 97]]