Assignee
TERPSTRA RICHARD
US·3 granted patents·50 citations·filing 2007–2011
Top patents by PatentIndex Score
3 records- 0191US8401161B2Routing outbound toll-free calls through a VoIP networkTERPSTRA RICHARD·Filed 2007·Granted Mar 19, 2013·42 cites·20 claims
- 0282US8520668B2Geographic trunk groupsTERPSTRA RICHARD·Filed 2011·Granted Aug 27, 2013·6 cites·19 claims
- 0372US8520667B2Internet protocol trunk groupsTERPSTRA RICHARD·Filed 2010·Granted Aug 27, 2013·2 cites·11 claims
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