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File Security Method And Apparatus For Same App 20200120073 - YANG; Giho ;   et al. | 2020-04-16 |
File security method and apparatus for same Grant 10,541,980 - Yang , et al. Ja | 2020-01-21 |
Confidential data management method and device, and security authentication method and system Grant 10,171,428 - Yang , et al. J | 2019-01-01 |
Method for authenticating user using icon combined with input pattern, and password input device Grant 9,910,975 - Yang , et al. March 6, 2 | 2018-03-06 |
System and method for secure login, and apparatus for same Grant 9,882,896 - Yang , et al. January 30, 2 | 2018-01-30 |
System and method for safe login, and apparatus therefor Grant 9,876,785 - Yang , et al. January 23, 2 | 2018-01-23 |
Passcode operating system, passcode apparatus, and super-passcode generating method Grant 9,769,154 - Yang , et al. September 19, 2 | 2017-09-19 |
Method and apparatus for managing passcode Grant 9,729,545 - Yang , et al. August 8, 2 | 2017-08-08 |
Method of controlling access to network drive, and network drive system Grant 9,723,004 - Yang , et al. August 1, 2 | 2017-08-01 |
System for processing lost password using password long-term memory of user, and method for processing lost password Grant 9,684,782 - Yang , et al. June 20, 2 | 2017-06-20 |
Password authentication system and password authentication method using consecutive password authentication Grant 9,679,123 - Yang , et al. June 13, 2 | 2017-06-13 |
Confidential Data Management Method And Device, And Security Authentication Method And System App 20170005995 - YANG; Giho ;   et al. | 2017-01-05 |
Icon password setting apparatus and icon password setting method using keyword of icon Grant 9,531,706 - Yang , et al. December 27, 2 | 2016-12-27 |
File Security Method And Apparatus For Same App 20160087946 - Yang; Giho ;   et al. | 2016-03-24 |
Method and Apparatus for Managing Passcode App 20150350191 - YANG; Giho ;   et al. | 2015-12-03 |
System and Method for Secure Login, and Apparatus for Same App 20150350178 - Yang; Giho ;   et al. | 2015-12-03 |
System and Method for Safe Login, and Apparatus Therefor App 20150341348 - Yang; Giho ;   et al. | 2015-11-26 |
Method of Controlling Access to Network Drive, And Network Drive System App 20150341359 - Yang; Giho ;   et al. | 2015-11-26 |
System For Processing Lost Password Using Password Long-Term Memory Of User, and Method For Processing Lost Password App 20150294106 - Yang; Giho ;   et al. | 2015-10-15 |
Password Authentication System And Password Authentication Method Using Consecutive Password Authentication App 20150205942 - Yang; Giho ;   et al. | 2015-07-23 |
Method for Authenticating User Using Icon Combined With Input Pattern, And Password Input Device App 20150135291 - Yang; Giho ;   et al. | 2015-05-14 |
Icon Password Setting Apparatus and Icon Password Setting Method Using Keyword of Icon App 20150121489 - Yang; Giho ;   et al. | 2015-04-30 |
Passcode Operating System, Passcode Apparatus, and Super-Passcode Generating Method App 20150089239 - Yang; Giho ;   et al. | 2015-03-26 |
Device And Method To Display Fingerboard Of Mobile Virtual Guitar App 20110005367 - Hwang; Jay-Yeob ;   et al. | 2011-01-13 |
Method And Apparatus Of Otp Based On Challenge/response App 20090300732 - Hwang; Jay-Yeob ;   et al. | 2009-12-03 |