Inventor
EL-AWADY KHALID
US22 patents
⚠️ This page may combine multiple inventors who share the name “EL-AWADY KHALID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VISA USA INC
9 patentsUS7567920B2Jul 28, 2009
On-line authorization in access environment
VISA USA INC41 citations96
US11501581B2Nov 15, 2022
On-line authorization in access environment
VISA USA INC16 citations93
US8746556B2Jun 10, 2014
Open system account remote validation for access
VISA USA INC18 citations92
US8386349B2Feb 26, 2013
Verification of a portable consumer device in an offline environment
VISA USA INC18 citations92
US8712892B2Apr 29, 2014
Verification of a portable consumer device in an offline environment
VISA USA INC9 citations84
US9311643B2Apr 12, 2016
Aggregation of validated transactions for settlement
VISA USA INC7 citations83
US11094142B2Aug 17, 2021
On-line authorization in access environment
VISA USA INC1 citations72
US10249101B2Apr 2, 2019
On-line authorization in access environment
VISA USA INC1 citations72
US10810594B2Oct 20, 2020
Delayed transit fare assessment
VISA USA INC0 citations51
DIXON PHIL
6 patentsUS8448852B2May 28, 2013
Open system account remote validation for access
DIXON PHIL22 citations95
US9256875B2Feb 9, 2016
Processing transactions of different payment devices of the same issuer account
DIXON PHIL9 citations92
US8973818B2Mar 10, 2015
Processing transactions of different payment devices of the same issuer account
DIXON PHIL17 citations92
US8407082B2Mar 26, 2013
Aggregation of validated transactions for settlement
DIXON PHIL19 citations92
US8256666B2Sep 4, 2012
Processing transactions of different payment devices of the same issuer account
DIXON PHIL22 citations92
US10055735B2Aug 21, 2018
Delayed transit fare assessment
DIXON PHIL6 citations83