KR20030071982A
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System for network_based connecting web site using instant message and method thereof
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KR20020032460A
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the voice service provision method which uses a short message service and a automatic response service
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KR20030048662A
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Only the question answer back system which uses a short message service and a automatic answer back service
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KR20030044397A
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Real time communication system and method among same web site users
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KR20030021791A
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Method and System for providing Internet Digital Contents Using Rights by Cord grant
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KR20030016077A
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System and the method which provide information delivery service with real-time
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KR20030004559A
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Apparatus providing for web tablet and method thereof
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KR20030004558A
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Expert consulting service using Instance Messager
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KR20020094082A
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SMS Information service apparatus using SMS gift certificate and method thereof
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KR20020094083A
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Community dues collection apparatus using the SMS and method thereof
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KR20020092519A
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System and method for watching and reservation for Internet TV program
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KR20020081832A
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Method for charging process using mobile communication device
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KR20020081833A
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Method providing of ars auto contact service using cid or uniqe number
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KR20020078827A
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Operating system for network_based providing taxi service and method thereof
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KR20020078319A
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Method for providing Electronic Pocket Service using Instant Messenger
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KR20020078320A
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Apparatus providing of broadcast contents from user to user using the inernet and method thereof
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KR20020076037A
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Method for providing Client Consultation Service using Instant Messenger
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KR20020074272A
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Method for simultaneous chatting on the World Wide Web using plug-in for web Browsers
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KR20020072922A
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Wireless internet service system using categorized service and the method thereof
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KR20020072921A
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Method for transferring Message from Mobile Terminal to Instant Messenger using SMS-MO
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