RJ Helferich - US Patent 7,957,695, 2011 - freepatentsonline.com
The present invention provides a communication system for integrating audio and visual messaging. The communication system includes a mobile communication device for …
RJ Helferich - US Patent App. 12/625,357, 2010 - Google Patents
The present invention provides a communication system for integrating audio and visual messaging. The communication system includes a mobile communication device for …
RJ Helferich - US Patent App. 12/625,357, 2010 - freepatentsonline.com
The present invention provides a communication system for integrating audio and visual messaging. The communication system includes a mobile communication device for …