Assignee

READ STEPHEN MICHAEL

GB·2 granted patents·31 citations·filing 2001–2009

Technology mixH04L2 H04M1

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2 records

0184US8291116B2Communications systemREAD STEPHEN MICHAEL·Filed 2009·Granted Oct 16, 2012·21 cites·17 claims
0258US8499344B2Audio-video telephony with firewalls and network address translationREAD STEPHEN MICHAEL·Filed 2001·Granted Jul 30, 2013·10 cites·21 claims

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