Authentication system and method using a flash of a smart mobile
KR20160039365A
Social sponsor method using a social network service and credit card payment information
US2013282432A1
Method of generating social marketing group information of each affiliate store in which credit card payment information is associated with social network information and after-marketing method intended for social marketing group
WO2012086923A1
Method of generating social marketing group information of each affiliate store in which credit card payment information is associated with social network information and after-marketing method intended for social marketing group
KR20100044768A
Marketing method through credit card payment information of customer and social network of customers
KR20100126996A
Network marketing method through credit card payment information of customer and human relations of customers
KR20100087853A
Coin dispenser system and method using a credit card
KR20080044459A
Credit card payment system using rfid license stored identification of credit card and method
KR20060089384A
On-line study system for using a charged internet service by properties from a study result mileage
KR20050109730A
The supply methods for accomplishment of scrap function with internet
KR20050075916A
A system and management method offering a information in accord with a code number sent by a portable terminal