Inventor · disambiguated record
Alexandra Mayers
Also filed as: MAYERS ALEXANDRA
8 granted patents·2 pending applications·603 citations·filing 2002–2018
90Inventor score
Files withAMERICAN EXPRESS TRAVEL RELATE4BERARDI MICHAEL J2CHARTOLEAUX KG LLC2CHARTOLEAUX KG LTD LIABILITY COMPANY1XATRA FUND MX LLC1
Top patents by PatentIndex Score
10 records- 0196US7607583B2Clear contactless cardAMERICAN EXPRESS TRAVEL RELATE·Filed 2007·Granted Oct 27, 2009·84 cites·21 claims
- 0295US7239226B2System and method for payment using radio frequency identification in contact and contactless transactionsAMERICAN EXPRESS TRAVEL RELATE·Filed 2002·Granted Jul 3, 2007·214 cites·12 claims
- 0394US7249112B2System and method for assigning a funding source for a radio frequency identification deviceAMERICAN EXPRESS TRAVEL RELATE·Filed 2002·Granted Jul 24, 2007·191 cites·12 claims
- 0491US7306158B2Clear contactless cardAMERICAN EXPRESS TRAVEL RELATE·Filed 2003·Granted Dec 11, 2007·72 cites·52 claims
- 0574US7889052B2Authorizing payment subsequent to RF transactionsXATRA FUND MX LLC·Filed 2003·Granted Feb 15, 2011·32 cites·23 claims
- 0666US8872619B2Securing a transaction between a transponder and a readerBERARDI MICHAEL J·Filed 2007·Granted Oct 28, 2014·3 cites·28 claims
- 0759US9886692B2Securing a transaction between a transponder and a readerCHARTOLEAUX KG LLC·Filed 2014·Granted Feb 6, 2018·1 cites·20 claims
- 0857US9454752B2Reload protocol at a transaction processing entityBERARDI MICHAEL J·Filed 2002·Granted Sep 27, 2016·6 cites·28 claims
- 0949US2018144344A1Securing a transaction between a transponder and a readerCHARTOLEAUX KG LLC·Filed 2018·Application pending·0 cites
- 1044US2016379221A1System and method for selecting load options for use in radio frequency identification in contact and contactless transactionsCHARTOLEAUX KG LTD LIABILITY COMPANY·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →