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.
[[-197, -167, -189], [-161, 52], [-9, -165, -72, -109, -190, 6, -30], [-146, -181, 1, -50, -153, -108, -140], [-48, 45, -191, 67], [-128, -79]]