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 |
| 5131173 | Outsole for sports shoes An outsole for sports shoes comprising a carrier element (1) of relatively hard material and relatively soft sole portions (2, 3) which are secured to the carrier element on the outward side thereof. The carrier element (1) comprises a sole plate (11) whi... | 07/21/1992 |
| 5079856 | Shoe sole A shoe sole (1) manufactured of one or more pieces of a resilient material, such as plastics, natural or synthetic rubber, including a recess extending from below the heel and forward to the forefoot. The recess only allows the longitudinal circumferentia... | 01/14/1992 |
| 5060401 | Footwear cushinoning spring An article of footwear, for example, an athletic shoe designed for walking, running, or other sports activities. The article of footwear is provided with an upper, an outsole, and a midsole positioned between the outsole and the upper. The midsole has an ... | 10/29/1991 |
| 5048203 | Athletic shoe with an enhanced mechanical advantage An athletic shoe comprises an upper member and a sole member. The sole member is characterized in having a substantially flat bottom surface, a lateral channel in the sole's bottom surface at the metatarsal area of the user's foot, and a set of inwardly c... | 09/17/1991 |
| 5044096 | Sole structure for footwear The sole structure comprises a lower part with a tread, preferably made of rubber or other synthetic material, and having holes formed therein which traverse its thickness. The lower part is covered by a membrane made of microporous, waterproof material w... | 09/03/1991 |
| 5042174 | Novel shoe sole construction A unitary multilayer sole construction for an athletic shoe in which a stiffening board member is provided between the outsole and the mid-sole of the shoe. The stiffening board member is placed in the rear foot portion of the shoe and immediately adjacen... | 08/27/1991 |
| 5024007 | Sole for a sport shoe A walking sole for a sport shoe, and especially a golf shoe, comprising a main element made of a relatively rigid molded plastic material, having, in the front portion of at least one of its lateral edges (1a) extending along the front area of the sole on... | 06/18/1991 |
| 5012596 | Shoe A high-heeled shoe, and method for making the same, the shoe being characterized by providing a substantially flat supporting area for a wearer's foot while appearing to support the foot at an angle. The shoe comprises a sole portion forming a supporting ... | 05/07/1991 |
| 5014041 | Shoe fitting system A system for better determining the fit of shoes, particularly children's shoes, is described wherein transparent areas are provided in the shoe bottom along with fitting indices to enable comparison of the outline of a foot in the shoe to the fitting ind... | 05/07/1991 |
| 5005299 | Shock absorbing outsole for footwear An outsole for an item of footwear. The outsole is provided with a lower surface having a central portion and a peripheral portion. Also provided are a plurality of resilient shock absorbing strike plates which extend from, and are disposed about, the per... | 04/09/1991 |
| 4989349 | Shoe with contoured sole A construction for a shoe, particularly an athletic shoe such as a running shoe, includes a sole having a load-bearing sole portion and a contoured edge stability portion. The edge portion of the sole is contoured and defined by an arc of a circle having ... | 02/05/1991 |
| 4956927 | Monolithic outsole An outsole construction for a shoe which provides all midsole and outsole functions with a single homogeneous moldable material thorough geometry alone is disclosed. The invention employs cut-out geometry for engineering various characteristics into an ou... | 09/18/1990 |
| 4956405 | Ozone resistant elastomeric articles Rubber articles subjected to ozone while under dynamic flexing conditions are protected using a novel triazine class of materials, specifically tris-(N-alkyl-p-phenylenediamino)-1,3,5-triazines. Belts, hose, air springs, roofing membranes, etc. are prefer... | 09/11/1990 |
| 4937954 | Golf shoes In a pair of golf shoes for a right-handed golfer, the invention being equally adaptable for shoes of a left-handed golfer, the shoes having a sole including toe, heel and intermediate metatarsal portions and inner and outer edges; the shoe edges being su... | 07/03/1990 |
| 4934070 | Shoe sole or insole with circulation of an incorporated fluid The present invention relates to a shoe sole or insole with circulation of an incorporated fluid, in which the upper surface of the shoe sole forms a chamber which is crushable under the pressure of the foot, said chamber being subdivided by slanting tran... | 06/19/1990 |
| 4934073 | Exercise-enhancing walking shoe A walking shoe is provided between its outer and inner soles, and substantially hidden by the ramp at the instep and toe, with a reverse wedge, i.e., one which increases in thickness in the forward direction. The reverse wedge terminates forwards of the s... | 06/19/1990 |
| 4931773 | Shoe fitting system A system for better determining the fit of shoes, particularly children's shoes, is described wherein transparent areas are provided in the shoe bottom along with fitting indices to enable comparison of the outline of a foot in the shoe to the fitting ind... | 06/05/1990 |
| 4920663 | Athletic shoe, particularly a tennis shoe, and process for producing such a shoe An athletic shoe, particularly a tennis shoe, with wear-resistant parts provided in the area of the outsole to increase the wear resistance of the sole material. The wear resistance of the outsole, particularly in the toe area or in other peripheral areas... | 05/01/1990 |
| 4908964 | California type shoe with contoured midsole A shoe of California construction having an upper with a sock liner, an outsole, and a midsole between the sock liner and the outsole. The midsole comprises a molded polyurethane element having a lower surface of a contour complementary to the contour of ... | 03/20/1990 |
| 4890398 | Shoe sole A primary pivot pad (28) is positioned on the sole (12) of a shoe (10) below the ball region of the user's foot. A secondary pivot pad (30) is positioned on the sole (12) forwardly of the primary pivot pad (28). A second secondary pivot pad (20, 20') is p... | 01/02/1990 |
| 4866860 | Metatarsal head shoe cushion construction A shoe construction is disclosed including a flexible forefoot portion having no rigid parts and which cushions the metatarsal head area of the foot when in use. A resilient memory pad, preferably of foam material, is positioned in an aperture formed in t... | 09/19/1989 |
| 4852273 | Sole arrangement for footware A sole arrangement for footwear or the like comprises an insole and an outsole. On the side of the outsole which faces the bearing surface, the insole is provided with a support system comprising a plurality of webs and channels and which is substantially... | 08/01/1989 |
| 4837949 | Shoe sole A walking sole for sports shoes, particularly golf shoes, having, on at least one of its lateral edges, a series of substantially transverse grooves, filled with a material having a degree of elasticity superior to that of the material making up the sole.... | 06/13/1989 |
| 4811504 | Walk ease ski boot soles A sole or plantar surface for footwear which may be incorporated in a walking appliance or attachment for conventional ski boots, and wherein the footwear has been deliberately configured to retain a foot in a substantially rigid and inflexible manner whi... | 03/14/1989 |
| 4754559 | Shoe with midsole including deflection inhibiting inserts A shoe containing a plurality of pairs of ribs provided between the mid-sole and the outer sole. All of the ribs are provided with at least one bowed or convex surface running the length of the rib. When weight is placed upon the sole, each of the ribs in... | 07/05/1988 |
| 4753021 | Shoe with mid-sole including compressible bridging elements A shoe containing a plurality of pairs of ribs provided between the mid-sole and the outer sole. All of the ribs are provided with at least one bowed or convex surface running the length of the rib. At least one compression bridging element is placed betw... | 06/28/1988 |
| 4722144 | Ski boot The ski boot shall allow an as convenient as possible walking on the ground surface and also a stable standing on the ground surface. To this end the heel and the sole of the boot are provided individually with a roll off area. When the ski boot rolls off... | 02/02/1988 |
| 4685227 | Golf shoes A pair of golf shoes is provided in which each shoe includes a sole and heel having an increased thickness along the outer edge thereof. The sole has a maximum thickness adjacent the ball of the foot and tapers to a uniform thickness at the toe, at the in... | 08/11/1987 |
| 4680875 | Diversifiable compliance sole structure The diversifiable compliance sole structure comprises a sole portion, formed from a thermoplastic material and bonded to a sole element, formed by foaming. The structure has a bottom surface having a plurality of seats, adapted for removably accommodating... | 07/21/1987 |
| 4667423 | Resilient composite midsole and method of making A midsole (18) is formed from a first, interior member (26) and a second, exterior member (28) molded around the top and sides of the first member (26). The first and second members (26) and (28) are formed of cushionable material and the second member (2... | 05/26/1987 |
| 4629583 | Phosphorescent polymer-containing compositions and articles made therefrom This invention relates to phosphoresent, polymer-containing compositions suitable for use in footwear and to phosphorescent shoes, shoe soles, and other molded or extruded shoe parts made from such compositions. One aspect of this invention is directed to a po... | 12/16/1986 |
| 4620376 | Forefoot valgus compensated footwear In an article of footwear for use with a foot wherein the article has an upper portion and a sole. The sole has a forefoot and a rearfoot portion with the sole forefoot portion having a medial aspect and a lateral aspect. The sole forefoot portion is of v... | 11/04/1986 |
| 4615126 | Footwear for physical exercise Improved footwear for physical exercise, such as running or jogging, in which a segment of the shoe extending beneath the third, fourth and fifth metatarsal-phalangeal joints on the lateral side of the shoe is comprised of a crepe or spongy rubber materia... | 10/07/1986 |
| 4611412 | Shoe sole with deflective mid-sole A shoe containing a plurality of pairs of ribs provided between the mid-sole and the outer sole. All of the ribs are provided with at least one bowed or convex surface running the length of the rib. When weight is placed upon the sole, each of the ribs in... | 09/16/1986 |
| 4589216 | Sole element A sole element (1) for a shoe, intended primarily for use when playing darts, includes a heel part which is thinner than the sole part. A raised bar (5) of generally arcuate shape is provided in that area of the sole part which underlies the base of the w... | 05/20/1986 |
| 4578883 | Pair of shoes for the sport of curling A pair of shoes for the sport of curling, according to the invention, has a first one of the shoes developed as a sliding shoe with a sole or a sole surface having a sliding area comprised of at least supporting areas of a material with a low coefficient ... | 04/01/1986 |
| 4578882 | Forefoot compensated footwear In an article of footwear for use with a foot wherein the article has an upper portion and a sole. The sole has a forefoot and a rearfoot portion with the sole forefoot portion having a medial aspect and a lateral aspect. The sole forefoot portion is of v... | 04/01/1986 |
| 4571852 | Anti-skidding sole An anti-skidding sole made of rubber or similar material, for boot or shoe. This sole has a lower surface provided with at least one integral, rib-like member projecting downwardly therefrom. This rib-like member is in the shape of a spiral and has an ove... | 02/25/1986 |
| 4562651 | Sole with V-oriented flex grooves An improved sole for use with footwear is disclosed. The sole includes at least one layer of material which is adapted to be attached to an upper of the footwear. A distal flex groove is formed in the sole and is coextensive with a medial metatarsal-phala... | 01/07/1986 |
| 4559366 | Preparation of microcellular polyurethane elastomers There are provided improved integral skin microcellular polyether polyurethane elastomer products, e.g., shoe soles, which are characterized by outstanding low temperature dynamic flex and green strength at demold, at specific gravities as low as about 0.... | 12/17/1985 |