Superstar singer Michael Jackson co-patented a "Method and means for creating anti-gravity illusion" in 1993.
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| Number | Title | Issue Date |
| 4900185 | Asphalt spreader A three sided spreader box has a pair of columnar members attached to one of its sides. A pair of sleeves slidingly engage the columnar members and allow the spreader box to be coupled to a dump truck having a side delivery conveyor in such a way that the... | 02/13/1990 |
| 4636592 | Speaker mounting for lined helmet Apparatus and a method for mounting a speaker in a lined helmet whereby a speaker is placed in a covered cup attached to a blade and the blade is inserted between the lining and shell of the helmet so that the speaker will be located adjacent to the weare... | 01/13/1987 |
| 4605118 | Reclaiming device A reclaiming wheel which has a pair of annular members mounted on an axle. A flexible belt is fitted between the peripheries of the annular members around part of their circumference. Scoops are attached to one or both of the annular members, projecting b... | 08/12/1986 |
| 4575074 | Exercise weight An exercise weight that has a handgrip and a hollow body disposed about the handgrip so that the mass of the body and of any material with which it might be filled will be evenly disposed about the hand of the user. The hand grip has a rectangular cross-s... | 03/11/1986 |