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| Number | Title | Issue Date |
| 7057674 | Projection display with full color saturation and variable luminosity A color wheel is disclosed that has at least one segment that occupies, for a given radius, a percentage of the circumference of the wheel at that radius, which percentage varies continuously or in multiple steps from a radially inward point to a radially outer poin... | 06/06/2006 |
| 7040993 | Amusement device with concealed images A children's amusement device has a translucent sheet with hidden images that may be revealed when illuminated from behind. The sheet is laminated with an image disposed on an interior surface of the sheet. The image is substantially hidden from view in ambient ligh... | 05/09/2006 |
| 6935961 | Conjuring tool for performing coin increasing trick With a view to providing a conjuring tool which is simple in construction and operation, an interior of a case main body 2 is divided by a partition plate 5 into two portions such as a coin accommodating portion 6 for accommodating coins 20 | 08/30/2005 |
| 6227935 | Image invertible objects and methods of making the same A three-dimensional object and method of use is described, such object appearing inverted when viewed by a single eye of a human subject at a selected angle, the three-dimensional object comprising at least one sheet having at least two selected edges, a ... | 05/08/2001 |
| 6174241 | Book-form magic set A magic set comprises of a plurality of leaves form a book. The book is provided with at least one portion for holding movable props at predetermined different display locations on faces thereof and a prop moved by a user in accordance with the directions... | 01/16/2001 |
| 6171167 | Currency bank A currency bank includes a housing having an inlet and an opening. A shredded currency mechanism is located in the housing and selectively appears in the opening. A feed mechanism is provided for feeding associated currency into the housing at the inlet. ... | 01/09/2001 |
| 6082868 | Color animated air circulating fan The present invention is an air circulating fan which creates optical displays. The fan comprises a housing in a generally circular configuration with a central axis. Also provided is a propeller formed of a plurality of blades mounted for rotational move... | 07/04/2000 |
| 6080067 | Reflective curved container for viewing objects A curved container structure has an interior curved reflective surface for reflecting varied and distorted images of objects placed therein or within the near focal range of the reflective surface. A rigid curved structure is metalized on the interior or ... | 06/27/2000 |
| 5738587 | Machine for producing optical illusions A motor is secured in the interior of an enclosed housing. The motor shaft extends outside of the housing. A turntable is connected to the motor shaft on the outside of the housing. The turntable is located in a recess in the housing. An illusionary disk ... | 04/14/1998 |
| 5734495 | Passive control of emissivity, color and camouflage A device and technique for the passive real-time control of effective emivity, color, and camouflage, the device utilizing surfaces which are interposed between a target and an observer at a viewing position with a predetermined angular resolution. Effec... | 03/31/1998 |
| 5702282 | Toy feeding bottle assembly A toy feeding bottle assembly includes a cup-shaped outer warmer housing, and a feeding bottle which is receivable in the warmer housing. The feeding bottle includes concentric transparent inner and outer bottle sections containing a milky liquid therebet... | 12/30/1997 |
| 5205636 | Rotating display A visual effects producer employing a source of black light and a patterned rotating blade apparatus subject to fluorescence. The black light source and blade apparatus include variable intensity and speed controls whereby novel effects are provided.... | 04/27/1993 |
| 5186674 | Toy paint applicators Toy paint applicators for creating the illusion of picking up paint and applying it to a surface. The present invention includes a toy paint applicator having a handle; a simulated paint receiving element having a translucent portion for simulating a pain... | 02/16/1993 |
| 5174570 | Image transformation puzzles An image transformation puzzle comprising a series of elements with image portions on respective front faces thereof successively linked together for incremental translational and rotational movement around a closed loop path between different positions i... | 12/29/1992 |
| 4984782 | Magic card The present invention refers to a magic card formed of blanks and provided with a cover and with a slide member, which is guided in said cover and which is adapted to be pulled out of said cover at least partially, said cover having a front wall and a rea... | 01/15/1991 |
| 4339120 | Amusement device for creating an illusion A device for providing an illusion of a ball changing color as it travels through a cylinder assembly. The cylinder assembly includes an outer open-ended cylinder into which an inner tubular compartment divided by a baffle plate is positioned in sliding f... | 07/13/1982 |
| 4236711 | Magician's walking cane snake Disclosed herein is a device that can be used as a magician's prop that in one instance functions as a rigid walking stick or cane, but when released and actuated becomes coiled upon the floor and takes on the appearance of a snake with its head raised. T... | 12/02/1980 |
| 4068841 | Illusion apparatus An illusion performing apparatus including a performing stage having a base, an upright rectangular open support frame, and a plurality of removable support walls for interchangeably mounting in the opening of the frame. Each of the support walls includes... | 01/17/1978 |
