Inventor · disambiguated record
Paramdeep S. Sahni
Also filed as: SAHNI PARAMDEEP S · SAHNI PARAMDEEP SINGH
11 granted patents·1,050 citations·filing 1989–1995
94Inventor score
Top patents by PatentIndex Score
11 records- 0195US5018191ASpecial service call routingAT & T BELL LAB·Filed 1989·Granted May 21, 1991·255 cites·23 claims
- 0289US5742674AAutomatic call-back system and method using data indicating best time to callAT & T CORP·Filed 1995·Granted Apr 21, 1998·116 cites·29 claims
- 0388US5311583AInternational priority calling system with callback featuresAT & T BELL LAB·Filed 1992·Granted May 10, 1994·175 cites·12 claims
- 0481US5357564AIntelligent call screening in a virtual communications networkAT & T BELL LAB·Filed 1992·Granted Oct 18, 1994·86 cites·24 claims
- 0577US5184345AEnhanced isdn 800 serviceAT & T BELL LAB·Filed 1991·Granted Feb 2, 1993·75 cites·22 claims
- 0676US5463685ANetwork based outbound call managementAT & T CORP·Filed 1994·Granted Oct 31, 1995·79 cites·3 claims
- 0773US5282243ARecording of automatic number identification to identify lost customersAT & T BELL LAB·Filed 1992·Granted Jan 25, 1994·74 cites·10 claims
- 0870US5506890AMethod and apparatus for group-specific callingAT & T CORP·Filed 1993·Granted Apr 9, 1996·53 cites·28 claims
- 0963US5559888ASecure information retrieval service (SIRS)LUCENT TECHNOLOGIES INC·Filed 1994·Granted Sep 24, 1996·41 cites·12 claims
- 1062US5329581ATarget area calling systemAT & T BELL LAB·Filed 1991·Granted Jul 12, 1994·38 cites·18 claims
- 1161US5646986ANetwork communication system with global event calendar information and trunk allocationAT & T CORP·Filed 1995·Granted Jul 8, 1997·58 cites·11 claims
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