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 |
| 6992601 | Input apparatus using multidimensional electrodes to define key functions and the encoding method thereof An input apparatus using multidimensional electrodes to define key functions and the encoding method thereof is peculiarized by utilizing N-dimensional electrodes to define the individual key functions, where N is a positive integer number greater than two. The keyb... | 01/31/2006 |
| 5920049 | Crosspoint matrix switch with ball actuating members for contact mechanisms The invention relates to a matrix switching device (1) having a plurality of contact devices positioned in selected crosspoints between rows and columns, with each contact device including at least one movable contact element (2a). The device further incl... | 07/06/1999 |
| 5214400 | Galvanic switch A galvanic switch for electrically making or breaking one cross-point among a plurality of cross-points in a three-dimensional switching matrix. The switch includes electrical contact lines, first links which extend perpendicular to the contact lines, and... | 05/25/1993 |
| 4954674 | Matrix crosspoint switching device A matrix crosspoint switching device makes, breaks, or switches contact between a plurality of first conductor pairs and a plurality of second conductor pairs. The device includes a connection block which includes a plurality of cavities containing crossp... | 09/04/1990 |
| 4910503 | Multi-function input device and system An input device for providing X and Y coordinate analog input values and an associated function selection to a computer. There is a support plate and a multiposition function selection switch having an output indicating the position thereof. There is also... | 03/20/1990 |
