Celebrity Inventors
Magician Harry Houdini patented a "Diver's Suit" enabling the wearer to "quickly divest himself of the suit while being submerged and to safely escape and reach the surface of the water."
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| Number | Title | Issue Date |
| 6581747 | Token with an electronic chip and methods for manufacturing the same A device and method making the device. The device includes a flat body made of a plastic material. The flat body has at least two parallel faces and a cavity which opens to at least one of the at least two parallel faces. The cavity is adapted to receive ... | 06/24/2003 |
| 6467413 | Method for marking a gambling chip by pad printing Method for pad-printing a substantially cylindrical chip having opposing faces and a side, the method comprising forming a first decoration, including a section for at least a portion of the side of the chip, radially deforming the section to form a secon... | 10/22/2002 |
| 6264109 | Token with electronic chip Token including a plastic cover having an external surface and a base engaging surface. A plastic base has an external surface and a cover engaging surface, the base being attached to the cover. An axial spacing projection maintains a space between the ba... | 07/24/2001 |
| 6176185 | Method for marking a gaming disk by pad printing A method for marking a side of a straight-sided chip with a decoration by pad printing. The method comprises providing an ink plate with an image defined by radially deformed representation of the decoration of the straight side of the chip in a ring-shap... | 01/23/2001 |
| 6021949 | Gambling chip with identification device A gaming or casino token or chip includes a thick flat plastic body 12 provided with a circular through hole 14 in which an electronic identification element is placed. The casing 16 of the device is protected by two protective wafers 18 and 20. The perma... | 02/08/2000 |
| 5895321 | Gambling chip The gambling chip 10, having the general shape of a disc, includes two identical half-discs 11 and 12 in contact via axial spacing rings 21 and 22 respectively located on their internal faces. The half-discs 11 and 12 made of rigid plastic are fastened to... | 04/20/1999 |
| 5794532 | Gambling chip and method of marking same A gambling chip includes a decorative pattern provided on at least one side thereof and on an edge thereof. The pattern is formed by pressure pad marking, i.e., applying an ink pattern to a deformable head and stamping the pattern on the chip. Repeated st... | 08/18/1998 |
