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 |
| 5483515 | Apparatus and method for cancelling cross-talk in signals from optical data storage systems A system is disclosed for canceling cross-talk in a data read signal from an optical data storage medium. The system includes three AD converters for receiving read signals from three read sensors, and the read signals respectively represent data from a c... | 01/09/1996 |
| 5402052 | Inductive current switching system with resonance An inductor is connected in parallel with a capacitor. A first and a second current source provide current to the inductor in opposite directions. Rapid current switching in the inductor is achieved by allowing the inductor and capacitor to resonate in a ... | 03/28/1995 |
| 5026470 | Sputtering apparatus A sputtering apparatus in which the electrode for supporting the substrates upon which thin magnetic films are to be deposited has a polygon-shaped planar coil adjacent to a surface so that the coil can be energized to produce a uniform magnetic field at ... | 06/25/1991 |