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.
[[-16, -43], [-16, -28, 22, -155, 50, -109, -158], [-143, -69, 90, 90, 64], [22, 40, 7, -35, -135, 39, -2]]