Celebrity Inventors
Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 6139325 | Device for determining color combinations A device for determining aesthetically harmonious color combinations includes a color selector wheel rotatably attached to a base having a plurality of distinct color selection groups disposed beyond and surrounding the periphery of the color selection wh... | 10/31/2000 |
| 5913683 | Learning aid A learning aid for teaching colors including a base member having a first plurality of illuminatable colored indicator areas positioned on the exterior surface of the base member, a wheel cavity partially defined by a cavity bottom surface having a cavity... | 06/22/1999 |
| 5672057 | Spin art device having inflatable components A device for creating spin art is provided having inflatable components to facilitate packaging and storage thereof. An inflatable disk-shaped platen is coupled for rotation with the upstanding shaft of an electrical motor. The platen includes a broad upp... | 09/30/1997 |
| 5553643 | Apparatus and method for rapidly rotating containers to produce multi-aspect designs Apparatus and method for rapidly rotating a small enclosed transparent container and introducing a plurality of visually different materials into the rotating container to produce distinctive multi-aspect designs. The illustrated apparatus includes a supp... | 09/10/1996 |
| 4973253 | Color selecting apparatus A color indicating apparatus which comprises a plurality of concentric overlappingly arranged discs which are rotatably mounted on a pivot post which is carried by a base. Each disc is basically transparent and includes a plurality of windows with each wi... | 11/27/1990 |
| 4801267 | Display device for illustrating color mixtures In a display device for illustrating color mixtures, one color each in various intensities is printed on various transparent color wheels. The color wheels are concentric with respect to one another and are individually rotatable. Along their circumferenc... | 01/31/1989 |
| 4310314 | Reflected color simulator A reflected color simulator is disclosed which utilizes a plurality of color discs positioned adjacent to one another wherein each disc includes several individual sections which are interleaved with respect to the other color discs such that rotational m... | 01/12/1982 |
| 4026042 | Color toy device A color toy device with an elongated base having an upright wall at each end thereof: A shaft extending through said walls, spanning the space therebetween, and having a crank at one end exterior to the wall at that end, whereby the shaft can be rotated m... | 05/31/1977 |
