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| Number | Title | Issue Date |
| 7373902 | Automated pet toy A device for amusing a cat or other pet is provided that has a housing having a top portion and a bottom portion, a motor disposed in the housing, a belt attached to the housing via an upper shaft and a lower shaft, a string having a first end attached to the belt a... | 05/20/2008 |
| 6770012 | Self-generating wrist ball The present invention relates to a self-generating wrist ball which includes a ball-shaped housing, a revolution ring, a flywheel and a generating and lighting mini-module. The ball-shaped housing has a plurality of protruding arched pieces to enhance the light-conc... | 08/03/2004 |
| 6196890 | Yo-yo and method for its manufacture A metal yo-yo embodies a construction in which each of the halves of the yo-yo body is formed from a disc and a hub that are made separately and secured to each other in an integral structure. The discs can be die cut from sheet material and may be deform... | 03/06/2001 |
| 6089945 | Yo-yo having a multi-image lenticular instruction system A yo-yo having a multi-image lenticular instruction system. The system is incorporated into at least one of the yo-yo's side members via a side cap that is secured to the side member and is readily visible. The instruction system functions by displaying s... | 07/18/2000 |
| 4637152 | Rotary drive mechanism for energizing toys, kinetic sculptures, or the like A rotary drive mechanism for toys, kinetic sculptures, and the like, employs a pawl and ratchet mechanism to transmit driving torque between a driving wheel and a driven inertia wheel. The driving wheel may itself be driven by means of a drive string that... | 01/20/1987 |
| 4302902 | Climbing toy A climbing toy including a body with two circumferential grooves of different depth. Strings are wound in opposite directions in the two grooves. The toy climbs when tension is applied to the two strings. The toy contains no axles, bearings or other mecha... | 12/01/1981 |
| 4138798 | Rotating toy A rotating toy including a rotor fixed to a shaft. A ball is mounted on each end of the shaft and a handle slidable back and forth on the shaft is mounted on the shaft between the rotor and each ball. A string is connected between each handle and each bal... | 02/13/1979 |
| 4086722 | Spinable object on a length-adjustable tether detachably secured to a rotatable bobbin A spinable object of a variable weight with variable attachments depending on a length-adjustable tether at variable distances from a bobbin rotatably mounted on a handle so shaped as to prevent fouling of the tether.... | 05/02/1978 |
