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 |
| 7219938 | Backing ring for railcar axle A backing ring that serves to back an antifriction bearing on the journal of a rail car axle includes an annular body that seats against a fillet that is located at the end of the journal and also a lip that projects over a larger dust guard diameter that is located... | 05/22/2007 |
| 4773691 | Adjustable wheel mount in crane carriages A crane wheel is adjustably mounted in the web structure of a crane carriage, head carrier, or the like by a bearing holders on each side of the wheel. The bearing holders are individually, pivotably fixed to the web structure by aligned clamping sleeves ... | 09/27/1988 |