1
Devon A Rolf: System and mobile cellular telephone device for playing recorded music. GoFigure L L C, June 20, 2006: US07065342 (140 worldwide citation)

A mobile cellular telephone is used to select a music recording from a remote source, such as online music recording storage facility, and wirelessly receive the selected music recording. The received music recording is stored in a memory of the cellular telephone where it is available for playback ...


2
Devon A Rolf: Device for making a transaction via a communications link. GoFigure L L C, May 20, 2008: US07376583 (75 worldwide citation)

A wireless communications device has a transponder for transmitting information for making a transaction to a point of sale terminal. When the device is within the range of a field generated by the point of sale terminal, the transponder is excited and transmits the information to the point of sale ...