Inventor · disambiguated record
Robert A. Checchio
Also filed as: CHECCHIO ROBERT A · CHECCHIO ROBERT ANTHONY
3 granted patents·776 citations·filing 1997–1998
81Inventor score
Files withAT & T CORP3
Top patents by PatentIndex Score
3 records- 0187US5912951AVoice mail system with multi-retrieval mailboxesAT & T CORP·Filed 1997·Granted Jun 15, 1999·195 cites·10 claims
- 0283US6052675AMethod and apparatus for preauthorizing credit card type transactionsAT & T CORP·Filed 1998·Granted Apr 18, 2000·408 cites·28 claims
- 0367US6023682AMethod and apparatus for credit card purchase authorization utilizing a comparison of a purchase token with test informationAT & T CORP·Filed 1997·Granted Feb 8, 2000·173 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →