Assignee
LIU FRANK KUNG FU
6 granted patents·293 citations·filing 2003–2009
Top patents by PatentIndex Score
6 records- 0196US7174176B1Cordless security system and methodLIU FRANK KUNG FU·Filed 2004·Granted Feb 6, 2007·172 cites·24 claims
- 0294US8170262B1Wireless air tube headsetLIU FRANK KUNG FU·Filed 2009·Granted May 1, 2012·45 cites·23 claims
- 0383US7406294B1Digital audio file reproduction system and method with wireless transfer capabilityLIU FRANK KUNG FU·Filed 2003·Granted Jul 29, 2008·42 cites·31 claims
- 0473US7146180B1Wireless node multiple handset cordless telephone systemLIU FRANK KUNG FU·Filed 2004·Granted Dec 5, 2006·19 cites·11 claims
- 0571US7010311B2Wireless node multiple handset cordless telephone systemLIU FRANK KUNG FU·Filed 2003·Granted Mar 7, 2006·13 cites·26 claims
- 0657US7653403B1Cordless and wireless facsimile and methodLIU FRANK KUNG FU·Filed 2004·Granted Jan 26, 2010·2 cites·23 claims
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