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.
[[-147, 42, -22], [81, 75, -56, -134, 7], [-140, 95, -58], [-90, -61, -81, 67, 99, -145], [-57, -197], [34, 69, -94, -160, 46, -173], [75, 59, 76]]