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.
[[-74, 30, -165], [-11, 59, -29, -148, -149, 98, -190], [-16, -165, -162], [50, -64, -64]]