Inventor · disambiguated record
Fen-Chung Kung
Also filed as: KUNG FEN-CHUNG
46 granted patents·6,590 citations·filing 1997–2014
99Inventor score
Top patents by PatentIndex Score
46 records- 0199US7760711B1Method for billing IP broadband subscribersAT & T IP II LP·Filed 2007·Granted Jul 20, 2010·258 cites·19 claims
- 0299US7289489B1Method for billing IP broadband subscribersAT & T CORP·Filed 2004·Granted Oct 30, 2007·345 cites·16 claims
- 0399US6826173B1Enhanced subscriber IP alertingAT & T CORP·Filed 1999·Granted Nov 30, 2004·469 cites·2 claims
- 0499US6373817B1Chase me systemAT & T CORP·Filed 1999·Granted Apr 16, 2002·547 cites·17 claims
- 0599US6252952B1Personal user network (closed user network) PUN/CUNAT & T CORP·Filed 1999·Granted Jun 26, 2001·506 cites·7 claims
- 0698US6775267B1Method for billing IP broadband subscribersAT & T CORP·Filed 1999·Granted Aug 10, 2004·572 cites·15 claims
- 0797US7180889B1Personal control of address assignment and greeting options for multiple BRG portsAT & T CORP·Filed 1999·Granted Feb 20, 2007·249 cites·23 claims
- 0897US6816469B1IP conference call waitingAT & T CORP·Filed 1999·Granted Nov 9, 2004·275 cites·2 claims
- 0996US6937713B1IP call forward profileAT & T CORP·Filed 1999·Granted Aug 30, 2005·235 cites·32 claims
- 1096US6917610B1Activity log for improved call efficiencyAT & T CORP·Filed 1999·Granted Jul 12, 2005·210 cites·7 claims
- 1195US7120139B1Broadband cable telephony network architecture IP ITN network architecture reference modelAT & T CORP·Filed 1999·Granted Oct 10, 2006·360 cites·16 claims
- 1294US6889321B1Protected IP telephony calls using encryptionAT & T CORP·Filed 1999·Granted May 3, 2005·253 cites·14 claims
- 1394US6570855B1Automatic call manager traffic gate featureAT & T CORP·Filed 1999·Granted May 27, 2003·238 cites·16 claims
- 1493US7496190B1System with call forward profileAT & T IP II LP·Filed 2005·Granted Feb 24, 2009·20 cites·9 claims
- 1593US6687360B2Personal IP follow-me serviceAT & T CORP·Filed 1999·Granted Feb 3, 2004·201 cites·6 claims
- 1691US6671262B1Conference server for automatic x-way call port expansion featureAT & T CORP·Filed 1999·Granted Dec 30, 2003·250 cites·11 claims
- 1790US9300699B2System with call forward profileSHORETEL INC·Filed 2014·Granted Mar 29, 2016·8 cites·28 claims
- 1888US7558251B1Call hold with reminder and information pushAT & T IP II LP·Filed 2004·Granted Jul 7, 2009·46 cites·3 claims
- 1988US6680935B1Anonymous call rejectionAT & T CORP·Filed 1999·Granted Jan 20, 2004·200 cites·1 claims
- 2088US6633635B2Multiple call waiting in a packetized communication systemAT & T CORP·Filed 1999·Granted Oct 14, 2003·135 cites·19 claims
- 2187US8514846B2Responding to IP call with a prompt to select an extension and routing packets to IP phone at selected extensionKUNG FEN-CHUNG·Filed 2009·Granted Aug 20, 2013·10 cites·54 claims
- 2287US7564839B1Personal control of address assignment and greeting options for multiple BRG portsAT & T IP II LP·Filed 2007·Granted Jul 21, 2009·9 cites·5 claims
- 2387US6775273B1Simplified IP service controlAT & T CORP·Filed 1999·Granted Aug 10, 2004·166 cites·5 claims
- 2486US7734908B1Protected IP telephony calls using encryptionAT & T IP II LP·Filed 2004·Granted Jun 8, 2010·41 cites·16 claims
- 2586US6678265B1Local number portability database for on-net IP callAT & T CORP·Filed 1999·Granted Jan 13, 2004·160 cites·2 claims
- 2684US8054963B2System with call forward profileSHORETEL INC·Filed 2009·Granted Nov 8, 2011·6 cites·70 claims
- 2781US6728239B1Scaleable network server for low cost PBXAT & T CORP·Filed 1999·Granted Apr 27, 2004·88 cites·14 claims
- 2880US9167097B2Responding to a call with a prompt and routing the call to a phone selected in response to the promptSHORETEL INC·Filed 2013·Granted Oct 20, 2015·3 cites·20 claims
- 2978US8666053B2System with call forward profileKUNG FEN-CHUNG·Filed 2011·Granted Mar 4, 2014·3 cites·14 claims
- 3077US6690675B1User programmable fail-proof IP hotline/warm-lineAT & T CORP·Filed 1999·Granted Feb 10, 2004·98 cites·1 claims
- 3177US5933837AApparatus and method for maintaining integrated data consistency across multiple databasesAT & T CORP·Filed 1997·Granted Aug 3, 1999·78 cites·14 claims
- 3275US7075918B1BRG with PBX capabilitiesAT & T CORP·Filed 1999·Granted Jul 11, 2006·84 cites·1 claims
- 3375US6553025B1Multiple routing and automatic network detection of a monitored call from an intercepted targeted IP phone to multiple monitoring locationsAT & T CORP·Filed 1999·Granted Apr 22, 2003·86 cites·9 claims
- 3473US8711735B2Personal IP toll-free numberKUNG FEN-CHUNG·Filed 2012·Granted Apr 29, 2014·2 cites·18 claims
- 3572US8018919B2IP voice call surveillance through use of non-dedicated IP phone with signal alert provided to indicate content of incoming call prior to an answer as being a monitored callAT & T IP I LP·Filed 2008·Granted Sep 13, 2011·2 cites·16 claims
- 3672US5987452AQuery translation systemAT & T CORP·Filed 1997·Granted Nov 16, 1999·43 cites·31 claims
- 3771US6560224B1Automatic IP directory number masking and dynamic packet routing for IP phone surveillanceAT & T CORP·Filed 1999·Granted May 6, 2003·70 cites·9 claims
- 3869US6836478B1Call hold with reminder and information pushAT & T CORP·Filed 1999·Granted Dec 28, 2004·58 cites·5 claims
- 3968US6501752B1Flexible packet technique for monitoring calls spanning different backbone networksAT & T CORP·Filed 1999·Granted Dec 31, 2002·47 cites·5 claims
- 4067US8218527B2Personal IP toll-free numberKUNG FEN-CHUNG·Filed 2004·Granted Jul 10, 2012·7 cites·8 claims
- 4164US6563797B1IP voice call surveillance through use of non-dedicated IP phone with signal alert provided to indicate content of incoming call prior to an answer as being a monitored callAT & T CORP·Filed 1999·Granted May 13, 2003·29 cites·5 claims
- 4263US7428233B1IP voice call surveillance through use of non-dedicated IP phone with signal alert provided to indicate content of incoming call prior to an answer as being a monitored callAT & T CORP·Filed 2002·Granted Sep 23, 2008·4 cites·23 claims
- 4361US6381220B1Monitoring selected IP voice calls through activity of a watchdog program at an IP-addressing mapping check pointAT & T CORP·Filed 1999·Granted Apr 30, 2002·32 cites·4 claims
- 4459US6496483B1Secure detection of an intercepted targeted IP phone from multiple monitoring locationsAT & T CORP·Filed 1999·Granted Dec 17, 2002·40 cites·8 claims
- 4558US6069945AGlobal subscriber numbering translation system for controlling international call routingATCORP·Filed 1997·Granted May 30, 2000·29 cites·6 claims
- 4646US5931955AMethod and generic automatic database recoveryAT & T CORP·Filed 1997·Granted Aug 3, 1999·18 cites·5 claims
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