I have seen hydraulic lifts for motorcycles, even saw one for a trike, but never one for an automobile. The trike would have weighed about half of a small car and was on a diesel pusher with tag axle. I would not try this on a single axle rig or a gas coach, too much "tail wag".
2015 Jayco Precept 35UN
Towing JEEP TJ with Roadmaster plates and bar w/Blue Ox Patriot brake
an Aluma low bed trailer with HD Road King and/or Polaris RZR onboard