Inventor · disambiguated record
Christopher J. Bierbaum
Also filed as: BIERBAUM CHRISTOPHER J
14 granted patents·765 citations·filing 2007–2012
94Inventor score
Top patents by PatentIndex Score
14 records- 0198US8566168B1Electronic payment using a proxy account number stored in a secure elementBIERBAUM CHRISTOPHER J·Filed 2012·Granted Oct 22, 2013·293 cites·13 claims
- 0297US7967196B1Electronic wallet ready to pay timerSPRINT COMMUNICATIONS CO·Filed 2008·Granted Jun 28, 2011·115 cites·13 claims
- 0397US7562818B1Mobile device having a transit card applicationSPRINT COMMUNICATIONS CO·Filed 2007·Granted Jul 21, 2009·82 cites·20 claims
- 0496US8225997B1Single transit card to multiple rider trip methods and architectureBIERBAUM CHRISTOPHER J·Filed 2008·Granted Jul 24, 2012·104 cites·8 claims
- 0593US9552584B1Electronic Wallet Ready to Pay TimerBIERBAUM CHRISTOPHER J·Filed 2011·Granted Jan 24, 2017·20 cites·19 claims
- 0693US8181867B1Transit card credit authorizationBIERBAUM CHRISTOPHER J·Filed 2009·Granted May 22, 2012·49 cites·20 claims
- 0792US7797248B1Automated confirmation of transit card fund replenishmentSPRINT COMMUNICATIONS CO·Filed 2008·Granted Sep 14, 2010·34 cites·9 claims
- 0890US8689012B1Diagnostics for secure elements in a mobile deviceBIERBAUM CHRISTOPHER J·Filed 2008·Granted Apr 1, 2014·25 cites·18 claims
- 0980US9064246B1Payment service and platform authentication integrationANDERSON KEITH·Filed 2009·Granted Jun 23, 2015·9 cites·15 claims
- 1080US8126769B1Transit card state sequence self-help correctionBIERBAUM CHRISTOPHER J·Filed 2008·Granted Feb 28, 2012·8 cites·17 claims
- 1179US8255159B1Transit payment and handset navigation integrationBIERBAUM CHRISTOPHER J·Filed 2009·Granted Aug 28, 2012·16 cites·9 claims
- 1279US7832634B1Customer care intelligent routingSPRINT COMMUNICATIONS CO·Filed 2007·Granted Nov 16, 2010·6 cites·20 claims
- 1370US9985735B1Broadcast near field communication to mobile deviceBIERBAUM CHRISTOPHER J·Filed 2007·Granted May 29, 2018·1 cites·18 claims
- 1463US9003331B1Graphical user interface dynamic menu slotANDERSON KEITH·Filed 2009·Granted Apr 7, 2015·3 cites·18 claims
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