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.
[[-195, -100, -1, -199, -41], [63, -70, -126, -145, 69, -108], [-73, -140, -133, 21, -57, 70]]