Celebrity Inventors
Lawrence Welk, the bandleader who entertained millions of Americans over a generation of broadcasting his TV show, once received a patent: for a music-themed design of an ashtray.
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| Number | Title | Issue Date |
| 7000930 | Tandem-wheeled riding device A tandem-wheeled riding device includes first and second riding wheel assemblies secured to a bottom surface of a platform for supporting a rider. At least one of the riding wheel assemblies is swivelly coupled to the platform to provide aggressive turning agility t... | 02/21/2006 |
| 6419586 | Multi-functional balance rotary disk The present invention relates to a multi-functional balance rotary disk includes a circular disk body having a center provided with a circular base. The circular base is recessed to form a plurality of successive tracks, so that a ball can roll in the tra... | 07/16/2002 |
| 6368226 | Conical recreational device A conical recreational device for providing recreation and exercise. The conical recreational device includes a tubular housing having a first open end and a second open end. The tubular housing has a generally frusto-conical shape. A peripheral lip is at... | 04/09/2002 |
| 6074305 | Implement for playing, walking and training An implement to be used as a plaything by children and as training equipment by grownups, includes a hoop of a diameter larger than the height of a person standing on its inside surface and treading forwards with the aim to roll the hoop along a floor sur... | 06/13/2000 |
| 5700200 | Safety playing wheel means A playing wheel rotatably secured on a base fixed on a fixture of a playground includes a solid spoke portion diverging radially outwardly from a central hub portion of the playing wheel and a plurality of finger slots cut out in a periphery portion of th... | 12/23/1997 |
| 5564984 | Double hull amusement ride vehicle A vehicle that provides safe and stable transportation of passengers, yet allows passengers, including wheelchair-bound passengers, to quickly enter and exit the vehicle without climbing up or down and without stepping on the seats has been provided. The ... | 10/15/1996 |
| 5246400 | Portable rider-propelled roundabout A portable rider-propelled roundabout includes a platform having a circular track formed by a pair of semi-circular halves, a plurality of pedal-propelled riding cycles, and a revolving mechanism operable for supporting the riding cycles upright on the ci... | 09/21/1993 |
| 4875672 | Swing board toy A toy utilizing a platform having first and second sides. A post extends the platform from one side to another and connects to an arm linked to a wheel. The wheel bears on the underside of the platform. The user is supported on the top side of the platfor... | 10/24/1989 |
| 4848736 | Hand powered toy vehicle The present invention is a toy vehicle upon which a child may ride and propel the vehicle forwardly by merely oscillating a swingable lever. The toy vehicle incorporates a drive operated by oscillating a swingable lever, and wherein forward propulsion is ... | 07/18/1989 |
| 4304400 | Manually powered amusement device A rider actuated amusement device comprises a base which at one end includes a transverse crossbar supported on swivel casters. A shaft which is downwardly inclined toward the opposite end of the base is axially secured but rotatably free in a bearing of ... | 12/08/1981 |
| 4289306 | Exercise wheel An improved structure and method of assembly for an exercise wheel of the type described in my U.S. Pat. No. 3,649,007 includes an upper circular support surface conformed to mate with a lower support surface at the periphery, the peripheral edges of the ... | 09/15/1981 |
| 4253658 | Folding juvenile chair attachable to a table top A juvenile chair has a seat portion, a back rest connected to the seat, two front legs and two back legs with each leg being pivotally connected to the seat portion. A pair of braces is included each of which respectively connects a front and back leg on ... | 03/03/1981 |
| 4244567 | Space tumbler An exercising device for gymnasium or playground structurally designed to support an occupant in a partially reclining position. The structure is basically conical and includes a personal support area surrounded by a structure support area that is designe... | 01/13/1981 |
| 4076235 | Entertainment and exercise device The present invention provides an entertainment and exercise device comprising an open-topped body formed of at least one body-forming wall, the body-forming wall forming a rounded bottom pivot point and extending upwardly and tapering outwardly therefrom... | 02/28/1978 |
