Michael Jackson's Patent:

 

A system for allowing a shoe wearer to lean forwardly beyond his center of gravity by virtue of wearing a specially designed pair of shoes which will engage with a hitch member movably projectable through a stage surface. The shoes have a specially designed heel slot which can be detachably...
Inventors: Michael J. Jackson, Michael L. Bush, Dennis Tompkins
Assignees: Triumph International, Inc.
Primary Examiner: M. Denise Patterson
Judging by media-reported connections between Jackson, Bush, and Tompkins, this is indeed the famous Michael J. Jackson.

Thanks to John Shafer (ZiefBrief); ZiefBrief is the blog of USF's Dorraine Zief Law Library. The post reports, "To check out the invention in action you will need to track down a copy of Michael's video Smooth Criminal."