CB

Christopher J. Bierbaum

SC Sprint Communications: 14 patents #159 of 2,085Top 8%
📍 Overland Park, KS: #136 of 1,753 inventorsTop 8%
🗺 Kansas: #635 of 12,005 inventorsTop 6%
Overall (All Time): #348,911 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
9985735 Broadcast near field communication to mobile device Robin D. Katzer, Todd N. Koellner, Kevin Zhu 2018-05-29
9552584 Electronic Wallet Ready to Pay Timer Allison A. DiMartino, Robert Howard Miller, Elizabeth Roche, Jason K. Whitney, Kevin Zhu 2017-01-24
9064246 Payment service and platform authentication integration Keith Anderson, Allison A. DiMartino, Kevin Zhu 2015-06-23
9003331 Graphical user interface dynamic menu slot Keith Anderson, Kevin Zhu 2015-04-07
8689012 Diagnostics for secure elements in a mobile device Robin D. Katzer, Todd N. Koellner, Kevin Zhu 2014-04-01
8566168 Electronic payment using a proxy account number stored in a secure element Warren B. Cope, Robin D. Katzer, Lyle Walter Paczkowski 2013-10-22
8255159 Transit payment and handset navigation integration Robin D. Katzer, Todd N. Koellner, Kevin Zhu 2012-08-28
8225997 Single transit card to multiple rider trip methods and architecture Robin D. Katzer, Todd N. Koellner, Kevin Zhu 2012-07-24
8181867 Transit card credit authorization Robin D. Katzer, Todd N. Koellner, Kevin Zhu 2012-05-22
8126769 Transit card state sequence self-help correction Robin D. Katzer, Todd N. Koellner, Kevin Zhu 2012-02-28
7967196 Electronic wallet ready to pay timer Allison A. DiMartino, Robert Howard Miller, Elizabeth Roche, Jason K. Whitney, Kevin Zhu 2011-06-28
7832634 Customer care intelligent routing Robin D. Katzer, Todd N. Koellner, Kevin Zhu 2010-11-16
7797248 Automated confirmation of transit card fund replenishment Robin D. Katzer, Todd N. Koellner, Kevin Zhu 2010-09-14
7562818 Mobile device having a transit card application Kevin Zhu 2009-07-21