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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 |
| 6639793 | Video/audio module for a flat-panel display A video/audio module for a flat-panel display has a rectangular housing, a circuit board and speakers provided inside the housing, and a cover enclosing the housing. Two fasteners are arranged at opposite sides of the housing, and at least one tenon is fo... | 10/28/2003 |
| 6553399 | Method and circuit for envelope detection using a peel cone approximation The present invention discloses an envelope detection circuit by using a peel cone approximation concept. The envelope detection circuit comprises an absolute value comparision mechanism, a read only memory and a multiplier/adder mechanism. Particularly, ... | 04/22/2003 |
