Inventor · disambiguated record
David G. Unger
Also filed as: UNGER DAVID G
7 granted patents·826 citations·filing 1992–2006
90Inventor score
Top patents by PatentIndex Score
7 records- 0195US6658254B1Method and apparatus for personalization of a public multimedia communications terminalAT & T CORP·Filed 1999·Granted Dec 2, 2003·306 cites·26 claims
- 0292US5353335AMultilingual prepaid telephone systemAT & T BELL LAB·Filed 1992·Granted Oct 4, 1994·382 cites·34 claims
- 0383US6466910B1Method and apparatus to provide enhanced directory assistance information in a communication networkAT & T CORP·Filed 2001·Granted Oct 15, 2002·36 cites·37 claims
- 0474US7039411B2Method and apparatus for personalization of a public multimedia communications terminalAT & T CORP·Filed 2003·Granted May 2, 2006·16 cites·23 claims
- 0573US7221936B2Method and apparatus for personalization of a public multimedia communications terminalAT & T CORP·Filed 2006·Granted May 22, 2007·4 cites·17 claims
- 0670US6269337B1Method and apparatus to provide enhanced directory assistance information in a communication networkAT & T CORP·Filed 1998·Granted Jul 31, 2001·49 cites·25 claims
- 0760US5859897ATelephone calling card and serviceAT & T CORP·Filed 1996·Granted Jan 12, 1999·33 cites·14 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →