Inventor · disambiguated record
David Phillip Silverman
Also filed as: SILVERMAN DAVID P · SILVERMAN DAVID PHILLIP
76 granted patents·8,017 citations·filing 1994–2003
99Inventor score
Top patents by PatentIndex Score
76 records- 0197US6049602AVirtual call centerAT & T CORP·Filed 1997·Granted Apr 11, 2000·365 cites·33 claims
- 0297US5978837AIntelligent pager for remotely managing E-Mail messagesAT & T CORP·Filed 1996·Granted Nov 2, 1999·330 cites·4 claims
- 0395US5914951ASystem and method for controlling and monitoring communication between customers and customer service representativesAT & T CORP·Filed 1996·Granted Jun 22, 1999·301 cites·44 claims
- 0495US5907547ASystem and method for establishing internet communications linksAT & T CORP·Filed 1996·Granted May 25, 1999·377 cites·18 claims
- 0594US5914472ACredit card spending authorization control systemAT & T CORP·Filed 1997·Granted Jun 22, 1999·1k cites·21 claims
- 0694US5905777AE-mail paging systemAT & T CORP·Filed 1996·Granted May 18, 1999·325 cites·33 claims
- 0794US5875240AMethod for called party identification and call re-routingAT & T CORP·Filed 1997·Granted Feb 23, 1999·173 cites·14 claims
- 0894US5819160AProgrammable radio subscription system for receiving selectively defined informationAT & T CORP·Filed 1996·Granted Oct 6, 1998·473 cites·6 claims
- 0994US5598457ATechnique for providing redundant capability in a personal mobile communication systemAT & T CORP·Filed 1994·Granted Jan 28, 1997·244 cites·2 claims
- 1092US6035031AMethod and apparatus automatic call-backAT & T CORP·Filed 1997·Granted Mar 7, 2000·178 cites·26 claims
- 1192US5960064ACall screening method and apparatus for use in completing telephone callsAT & T CORP·Filed 1995·Granted Sep 28, 1999·194 cites·21 claims
- 1291US5724416ANormalization of calling party sound levels on a conference bridgeAT & T CORP·Filed 1996·Granted Mar 3, 1998·174 cites·20 claims
- 1390US5894595APersonal mobile communication systemAT & T CORP·Filed 1997·Granted Apr 13, 1999·137 cites·25 claims
- 1490US5844969ACommunication system, method and device for remotely re-transmitting received electronic mail directed to a destination terminal to a new destination terminalAT & T CORP·Filed 1997·Granted Dec 1, 1998·222 cites·39 claims
- 1590US5732383ATraffic information estimation and reporting systemAT & T CORP·Filed 1995·Granted Mar 24, 1998·265 cites·20 claims
- 1689US6603973B1Call redirection systemAT & T CORP·Filed 1997·Granted Aug 5, 2003·155 cites·29 claims
- 1788US6363248B1Intelligent cellular forwarding systemLUCENT TECHNOLOGIES INC·Filed 1998·Granted Mar 26, 2002·144 cites·14 claims
- 1888US5737701AAutomatic authentication systemAT & T CORP·Filed 1995·Granted Apr 7, 1998·170 cites·24 claims
- 1987US5953400ACommunication system for a closed-user groupAT & T CORP·Filed 1996·Granted Sep 14, 1999·133 cites·60 claims
- 2086US6343115B1Method of announcing an internet callAT & T CORP·Filed 1996·Granted Jan 29, 2002·166 cites·23 claims
- 2186US6201493B1Radar detector arrangementLUCENT TECHNOLOGIES INC·Filed 1999·Granted Mar 13, 2001·121 cites·10 claims
- 2285US5625680AMethod and apparatus for prioritizing telephone callsAT & T CORP·Filed 1995·Granted Apr 29, 1997·70 cites·4 claims
- 2384US6385453B1Communication system and method using two-way paging to provide call controlAT & T CORP·Filed 2000·Granted May 7, 2002·29 cites·46 claims
- 2484US6252869B1Data network security system and methodAT & T CORP·Filed 1995·Granted Jun 26, 2001·144 cites·36 claims
- 2584US6125176AMethod and system for routing calls based on conditions of electronic devicesAT & T CORP·Filed 1997·Granted Sep 26, 2000·107 cites·13 claims
- 2683US5946626AMethod and system for determining location of subscriber of two-way paging serviceAT & T CORP·Filed 1995·Granted Aug 31, 1999·107 cites·18 claims
- 2783US5745553AOn-demand communications servicesAT & T CORP·Filed 1996·Granted Apr 28, 1998·120 cites·21 claims
- 2881US6493443B1Self-generating return call serviceLUCENT TECHNOLOGIES INC·Filed 2000·Granted Dec 10, 2002·27 cites·8 claims
- 2981US5550905AMethod and apparatus for delivering calls and caller identification information to multi-line usersLUCENT TECHNOLOGIES INC·Filed 1994·Granted Aug 27, 1996·77 cites·31 claims
- 3080US5563933AMethod and apparatus for facilitating the completing of telephone regional toll-free calls from outside the regionAT & T CORP·Filed 1994·Granted Oct 8, 1996·76 cites·26 claims
- 3179US6263057B1Automatic telecommunications provider selection systemLUCENT TECHNOLOGIES INC·Filed 1999·Granted Jul 17, 2001·82 cites·2 claims
- 3277US6226668B1Method and apparatus for web messagingAT & T CORP·Filed 1997·Granted May 1, 2001·95 cites·24 claims
- 3376US6516060B1Advanced call sequencing serviceAT & T CORP·Filed 1998·Granted Feb 4, 2003·70 cites·5 claims
- 3475US5646589AElectronic device having selectable alert modesLUCENT TECHNOLOGIES INC·Filed 1994·Granted Jul 8, 1997·54 cites·7 claims
- 3573US6574480B1Method and apparatus for providing intelligent emergency pagingAT & T CORP·Filed 1999·Granted Jun 3, 2003·67 cites·22 claims
- 3672US6307862B1Method and apparatus for monitoring and controlling a local area networkAT & T CORP·Filed 1998·Granted Oct 23, 2001·77 cites·14 claims
- 3772US6044267AMethod for network operability of a multi-function cordless/cellular telephoneAT & T CORP·Filed 1997·Granted Mar 28, 2000·66 cites·21 claims
- 3872US5917424ADuplicate page sensor system and methodAT & T CORP·Filed 1996·Granted Jun 29, 1999·63 cites·20 claims
- 3971US5918179ACommunication system and method using two-way paging to provide call controlAT & T CORP·Filed 1995·Granted Jun 29, 1999·37 cites·30 claims
- 4071US5742906AIntelligent PBX in-building and out-of-building personal reach communications systemAT & T CORP·Filed 1996·Granted Apr 21, 1998·65 cites·14 claims
- 4170US6801780B1Method and apparatus for providing intelligent emergency pagingAT & T CORP·Filed 2003·Granted Oct 5, 2004·11 cites·2 claims
- 4270US6389113B1Dual-alerting paging system and monitoring of return callLUCENT TECHNOLOGIES INC·Filed 1999·Granted May 14, 2002·50 cites·7 claims
- 4370US5831860APackage special delivery serviceAT & T CORP·Filed 1995·Granted Nov 3, 1998·169 cites·22 claims
- 4469US5930702APersonal mobility communication systemAT & T CORP·Filed 1996·Granted Jul 27, 1999·46 cites·16 claims
- 4569US5706329APersonal mobile communication system having meet-me bridge reconnect featureAT & T CORP·Filed 1995·Granted Jan 6, 1998·41 cites·4 claims
- 4666US5546442AMethod and apparatus for use in completing telephone callsAT & T CORP·Filed 1994·Granted Aug 13, 1996·29 cites·4 claims
- 4765US6134454ASystem and method for maintaining personal communications information in a mobile communications systemAT & T CORP·Filed 1995·Granted Oct 17, 2000·53 cites·26 claims
- 4862US6373926B1Centralized message service apparatus and methodAT & T CORP·Filed 1998·Granted Apr 16, 2002·45 cites·20 claims
- 4960US5664003APersonal mobile communication system with two points of entryAT & T CORP·Filed 1996·Granted Sep 2, 1997·40 cites·9 claims
- 5059US5923671ACoupling multiple low data rate lines to effect high data rate communicationAT & T CORP·Filed 1996·Granted Jul 13, 1999·21 cites·19 claims
Showing the top 50 of 76 patent records by PatentIndex Score.
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