Assignee
NAT BANCARD CORP
US·4 granted patents·451 citations·filing 1992–1994
Top patents by PatentIndex Score
4 records- 0181US5428210AData card terminal with embossed character reader and signature captureNAT BANCARD CORP·Filed 1992·Granted Jun 27, 1995·67 cites·235 claims
- 0270US5432326ASystems and methods for operating data card terminals for transaction chargeback protectionNAT BANCARD CORP·Filed 1994·Granted Jul 11, 1995·157 cites·43 claims
- 0369US5334823ASystems and methods for operating data card terminals for transaction chargeback protectionNAT BANCARD CORP·Filed 1992·Granted Aug 2, 1994·156 cites·148 claims
- 0453US5386458ASystems and methods for operating data card terminals for transaction authorizationNAT BANCARD CORP·Filed 1993·Granted Jan 31, 1995·71 cites·48 claims
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