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.
[[-172, -98, 99, -121, -34, -43], [-147, -164, -90, 43, -149, -2], [-58, 88, -134, 43], [94, -197, 23, -48, -19, -81, -143]]