The report contains ten-year analysis with the following sections
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nextel communications | 210 |
sprint spectrum | 2 |
clear wireless | 1 |
nextel communications | 23 |
Title of patent family (most common patent title) |
Family members |
Filing year |
---|---|---|
system and method for posting a web logging message via a dispatch communication | 7 | 2005 |
method and apparatus for floor control in multi-media push-to-talk network | 3 | 2008 |
system and method for handoff between base stations | 3 | 2004 |
system and method for converged network services | 3 | 2005 |
system and method for facilitating roaming of push to talk subscribers across disparate … 🛈 | 3 | 2004 |
method, apparatus and computer-readable medium for improving push-to-talk call setup spe… 🛈 | 3 | 2009 |
method and apparatus for communicating using a plurality of identities | 2 | 2007 |
method and apparatus for floor control in multi-media push-to-talk network | 2 | 2008 |
systems and methods for multimedia messaging | 2 | 2006 |
system and method for circulating the assignment of walsh codes among mobile units in co… 🛈 | 2 | 2004 |