Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 6577622 | System and method for using a portable information device to establish a conference call on a telephony network A system and method for using a portable information device, such as a personal digital assistant, to establish a conference call on a telephony network. In one embodiment, a user of the portable information device may select communication partners from a... | 06/10/2003 |
| 6567520 | Method and apparatus for detecting multiple telephone off-hook conditions A method and apparatus for the detection of one or more telephone off-hook conditions using an analog-to-digital converter to detect voltage changes between tip and ring lines of a telephone network loop. An isolation network provides substantial electric... | 05/20/2003 |
| 6259418 | Modified monopole antenna The present invention relates to a compact antenna for use with small, wireless, electronic devices. The antenna is particularly suited for adaptation to thin profile expansion cards such as the PC Card standard card as well as other thin form factor devi... | 07/10/2001 |
| 6041166 | Virtual network architecture for connectionless LAN backbone Network traffic management is achieved based on automatically setting up a plurality of virtual networks (VNETs) within a single large virtual LAN. Multicast/broadcast traffic is confined to the VNET of the source, without imposing constraints on layer tw... | 03/21/2000 |
