Penn Jillette of Penn and Teller fame has patented a "Hydro-Therapeutic Stimulator", which uses a hot tub for stimulation.
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| Number | Title | Issue Date |
| D512295 | Pole sander | 12/06/2005 |
| 6957934 | Wallboard rasp A wallboard rasp having an expanded metal blade mounted to a molded plastic handle. The handle is configured with a downwardly-opening receiving groove for receipt of an upwardly-curved perimeter portion of the blade. Sections of the blade's perimeter may be crimped... | 10/25/2005 |
| 4863104 | Spray gun apparatus An apparatus for spraying liquidous mixtures via compressed air is described. The design allows extensive use of plastic in its construction, employs a minimum of parts and allows complete assembly and reassembly with only a minimum of hand tools. The dev... | 09/05/1989 |
| 4569516 | Adjustable leg for stilts and the like A vertically adjustable leg for stilts of the type utilized by construction workers as, for example, installers of wallboard. The adjustable leg includes upper and lower complementarily vertically slideably interfitted struts. A quick-action lock is inter... | 02/11/1986 |