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Ey-Taeg Kwon
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Seoul, KR
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Patents Grants
last 30 patents
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Patent Grant
Method for collect call service based on voip technology and system...
Patent number
9,832,321
Issue date
Nov 28, 2017
Ey-Taeg Kwon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for collect call service based on VoIP technology and system...
Patent number
8,477,766
Issue date
Jul 2, 2013
Ey-Taeg Kwon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for collect call service based on VoIP technology and system...
Patent number
7,876,744
Issue date
Jan 25, 2011
Ey-Taeg Kwon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR COLLECT CALL SERVICE BASED ON VOIP TECHNOLOGY AND SYSTEM...
Publication number
20190297193
Publication date
Sep 26, 2019
Ey-Taeg Kwon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD FOR COLLECT CALL SERVICE BASED ON VOIP TECHNOLOGY AND SYSTEM...
Publication number
20180041642
Publication date
Feb 8, 2018
Ey-Taeg Kwon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD FOR COLLECT CALL SERVICE BASED ON VOIP TECHNOLOGY AND SYSTEM...
Publication number
20140153446
Publication date
Jun 5, 2014
Ey-Taeg Kwon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM AND METHOD FOR PROVIDING COUNSELING SERVICE
Publication number
20110184746
Publication date
Jul 28, 2011
HOWLINK GLOBAL LLC
Ey-Taeg KWON
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD FOR COLLECT CALL SERVICE BASED ON VOIP TECHNOLOGY AND SYSTEM...
Publication number
20110080906
Publication date
Apr 7, 2011
Ey-Taeg Kwon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and system for providing TTS collect call
Publication number
20060242253
Publication date
Oct 26, 2006
Ey-Taeg Kwon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for collect call service based on VoIP technology and system...
Publication number
20050180404
Publication date
Aug 18, 2005
Ey-Taeg Kwon
H04 - ELECTRIC COMMUNICATION TECHNIQUE