Inventor · disambiguated record
Michael Davitt
Also filed as: DAVITT MICHAEL
5 granted patents·365 citations·filing 1992–2000
86Inventor score
Technology areasH04M
Files withAT & T CORP5
Top patents by PatentIndex Score
5 records- 0183US6463139B1Combination pre-paid and calling cardAT & T CORP·Filed 2000·Granted Oct 8, 2002·44 cites·17 claims
- 0280US5392343AOn demand language interpretation in a telecommunications systemAT & T CORP·Filed 1992·Granted Feb 21, 1995·103 cites·23 claims
- 0378US6385308B1Telephone system and method for personalized announcementsAT & T CORP·Filed 1997·Granted May 7, 2002·103 cites·14 claims
- 0468US6137872ACombination pre-paid and calling cardAT & T CORP·Filed 1998·Granted Oct 24, 2000·52 cites·16 claims
- 0568US5946380ACommunications system and method with call expenditure controlAT & T CORP·Filed 1997·Granted Aug 31, 1999·63 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →