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Amitabh Kumar Singhal
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Basking Ridge, NJ, US
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Patents Grants
last 30 patents
Information
Patent Grant
Document expansion in speech retrieval
Patent number
7,761,298
Issue date
Jul 20, 2010
AT&T Intellectual Property II, L.P.
Fernando Carlos Pereira
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Document expansion in speech retrieval
Patent number
7,395,207
Issue date
Jul 1, 2008
AT&T Corp.
Fernando Carlos Pereira
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Document expansion in speech retrieval
Patent number
7,113,910
Issue date
Sep 26, 2006
AT&T Corp.
Fernando Carlos Pereira
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Methods and apparatus for communicating information in a supervised...
Patent number
6,931,383
Issue date
Aug 16, 2005
AT&T Corp.
David D. Lewis
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Methods and apparatus for communicating information in a supervised...
Patent number
6,668,248
Issue date
Dec 23, 2003
AT&T Corp.
David D. Lewis
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Efficient and effective distributed information management
Patent number
6,567,810
Issue date
May 20, 2003
AT&T Corp.
Amitabh Kumar Singhal
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Methods and apparatus for communicating information in a supervised...
Patent number
6,523,017
Issue date
Feb 18, 2003
AT&T Corp.
David D. Lewis
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for searching distributed networks using a plu...
Patent number
6,370,527
Issue date
Apr 9, 2002
AT&T Corp.
Amitabh Kumar Singhal
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Efficient and effective distributed information management
Patent number
6,347,317
Issue date
Feb 12, 2002
AT&T Corp.
Amitabh Kumar Singhal
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Efficient and effective distributed information management
Patent number
6,163,782
Issue date
Dec 19, 2000
AT&T Corp.
Amitabh Kumar Singhal
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
Methods and apparatus for communicating information in a supervised...
Publication number
20040122784
Publication date
Jun 24, 2004
David D. Lewis
G06 - COMPUTING CALCULATING COUNTING