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.
[[-9, -40, -90, -165, -171, -84], [42, 69, -198, -58, -147, 62], [-103, -81, -12], [-99, -17, 97], [-141, 12, -23, 86, -193], [-134, -157, 87, 67, -42, -43, -96], [-128, -128, -183, 20]]