Did You Know...
...that after Walter Hunt patented the safety pin in 1849, he sold the rights to it for $400?
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| Number | Title | Issue Date |
| 7620173 | Headset with integrated boom clip A headset having an integrated boom clip for attaching the headset to an object. The headset includes a bottom enclosure, a hinge system coupled to the bottom enclosure, and a boom coupled to the hinge system. The bottom enclosure, boom and hinge system are configur... | 11/17/2009 |
| 7511532 | Reconfigurable logic structures Reconfigurable electronic structures and circuits using programmable, non-volatile memory elements. The programmable, non-volatile memory elements may perform the functions of storage and/or a switch to produce components such as crossbars, multiplexers, look-up tab... | 03/31/2009 |
| 7494849 | Methods for fabricating multi-terminal phase change devices Phase change devices, and particularly multi-terminal phase change devices, include first and second active terminals bridged together by a phase-change material whose conductivity can be modified in accordance with a control signal applied to a control electrode. T... | 02/24/2009 |
| 7394878 | Digital frequency determining apparatus and methods using matched filters Methods and apparatus for determining a dominant frequency contained in a multi-frequency analog signal. An apparatus includes a first matched filter pair and a second a second matched filter pair. Both the first matched filter pair and the second matched filter pai... | 07/01/2008 |
| 7221268 | Method and system for providing an active routing antenna An array antenna is facilitates transmission of data with amongst fixed radio units. The array antenna includes a number of antenna panels arranged in an hexagonal shape, one or more array control elements controlling the antenna panels, and one antenna routing elem... | 05/22/2007 |
