|
KR20180040546A
|
|
A service system for preventing from encountering an acquaintance
|
|
KR20180039611A
|
|
A direct dealing service system and method threrfor
|
|
KR20190075390A
|
|
Management method of input information and the program thereof
|
|
KR20170128157A
|
|
Online dating service system
|
|
KR20180037772A
|
|
A direct dealing service system and method threrfor
|
|
KR20180003854A
|
|
A financial service system and method utilizing credit evaluation of acquaintances
|
|
KR101717111B1
|
|
System and method for blocking a reading of online posts
|
|
KR20170143227A
|
|
A service system for preventing from encountering an acquaintance
|
|
KR101759285B1
|
|
Online dating service system
|
|
KR20040085089A
|
|
Method for protecting privacy of terminal user
|
