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.
[[20, 67, -48, -121, -19, -26], [86, -109], [-2, 53, 82, -114]]