Comic actor Danny Kaye received patent D166,807 for the co-design of "Blowout Toy or the Like". It's similar to one of those toys that unravels when you blow into at a birthday party except Kaye's has three blowouts going in different directions, not just one.
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| Number | Title | Issue Date |
| 4280246 | Self-steering caster A self-steering caster is biased into one or more predetermined steering positions with a constant force by a bias wheel arranged to roll along a cam surface in the shape of a circle which is concentric with the caster's swivel axis and whose radius incre... | 07/28/1981 |
| 4097954 | Flutter-resistant caster Fluttering of caster wheels having a swivel mechanism including ball-type or roller-type bearings is effectively prevented by substituting, for some of the steel rolling elements of the bearings, resilient rubber-like rolling elements of somewhat greater ... | 07/04/1978 |