Cho; Young-Soon

Patent Applications and Registrations

Patent applications and USPTO patent grants for Cho; Young-Soon.The latest application filed is for "digital data file encryption apparatus and method".

Company Profile

0.15.11

Cho; Young-Soon - Pyungtaek N/A KR

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Digital data file management method and recording medium for recording digital data file management program thereon Grant 8,635,704 - Cho , et al. January 21, 2	2014-01-21
Digital data file encryption apparatus and method Grant 8,135,133 - Cho , et al. March 13, 2	2012-03-13
Digital Data File Encryption Apparatus And Method App 20100262838 - CHO; Young-Soon ; et al.	2010-10-14
Digital data file encryption apparatus and method Grant 7,769,174 - Cho , et al. August 3, 2	2010-08-03
Digital content encrypting apparatus and operating method thereof Grant 7,646,871 - Cho , et al. January 12, 2	2010-01-12
Digital content decrypting apparatus and operating method thereof Grant 7,643,635 - Cho , et al. January 5, 2	2010-01-05
Digital content encrypting apparatus and operating method thereof Grant 7,639,811 - Cho , et al. December 29, 2	2009-12-29
Digital content encrypting apparatus and operating method thereof Grant 7,639,812 - Cho , et al. December 29, 2	2009-12-29
Digital content decrypting apparatus and operating method thereof Grant 7,639,814 - Cho , et al. December 29, 2	2009-12-29
Digital content decrypting apparatus and operating method thereof Grant 7,639,815 - Cho , et al. December 29, 2	2009-12-29
Mobile device for preventing illegal distribution of digital data contents and operating method thereof Grant 7,640,596 - Cho , et al. December 29, 2	2009-12-29
Digital content decrypting apparatus and operating method thereof Grant 7,639,813 - Cho , et al. December 29, 2	2009-12-29
Digital content encrypting apparatus and operating method thereof Grant 7,639,810 - Cho , et al. December 29, 2	2009-12-29
Digital Content Decrypting Apparatus And Operating Method Thereof App 20090274297 - CHO; Young-Soon ; et al.	2009-11-05
Digital Content Decrypting Apparatus And Operating Method Thereof App 20090274296 - CHO; Young-Soon ; et al.	2009-11-05
Digital Content Decrypting Apparatus And Operating Method Thereof App 20090276627 - Cho; Young-Soon ; et al.	2009-11-05
Digital Content Decrypting Apparatus And Operating Method Thereof App 20090276628 - CHO; Young-Soon ; et al.	2009-11-05
Digital Content Encrypting Apparatus And Operating Method Thereof App 20090262934 - CHO; Young-Soon ; et al.	2009-10-22
Digital Content Encrypting Apparatus And Operating Method Thereof App 20090262935 - CHO; Young-Soon ; et al.	2009-10-22
Digital Content Encrypting Apparatus And Operating Method Thereof App 20090262933 - CHO; Young-Soon ; et al.	2009-10-22
Digital Content Encrypting Apparatus And Operating Method Thereof App 20090262936 - CHO; Young-Soon ; et al.	2009-10-22
Digital data file encryption apparatus and method App 20080063203 - Cho; Young-Soon ; et al.	2008-03-13
Digital data file encryption apparatus and method Grant 7,324,974 - Cho , et al. January 29, 2	2008-01-29
Digital data file management method and recording medium for recording digital data file management program thereon App 20060174321 - Cho; Young-Soon ; et al.	2006-08-03
Digital data file management method and recording medium for recording digital data file management program thereon Grant 7,039,944 - Cho , et al. May 2, 2	2006-05-02

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