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.
[[-71, -62, 83], [77, 87, -150, -38, 68], [-165, -18, 75, -43, -28, -101], [84, 53, 83, -171, -64]]