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Title
  Internet Broadcasting System/Method Using Hierarchical Transmission
    · Registration number :   US 7,047,306 B2
    · Registration Date :   2006-05-16
    · Registered nation :   U.S.A U.S.A
  Internet Broadcasting System/Method Using Hierarchical Transmission
    · Registration number :   4005363
    · Registration Date :   2007-08-31
    · Registered nation :   Japan Japan
  Internet Broadcasting System/Method Using Hierarchical Transmission
    · Registration number :   ZL01800361.3
    · Registration Date :   2004-09-01
    · Registered nation :   China China
  Internet Broadcasting System/Method Using Hierarchical Transmission
    · Registration number :   161876
    · Registration Date :   2002-12-16
    · Registered nation :   Taiwan Taiwan
  Internet Broadcasting System/Method Using Hierarchical Transmission
    · Registration number :   2365253
    · Registration Date :   2007-10-23
    · Registered nation :   Canada Canada
  Internet Broadcasting System/Method Using Hierarchical Transmission
    · Registration number :   1414186
    · Registration Date :   2006-09-27
    · Registered nation :   Europe(EU) Europe(분할)
  Method of intermediating multicasting signal for multicasting embodiment
    · Registration number :   US 7,580,978 B2
    · Registration Date :   2009-08-25
    · Registered nation :   U.S.A U.S.A
  Method of intermediating multicasting signal for multicasting embodiment
    · Registration number :   3943500
    · Registration Date :   2007-04-13
    · Registered nation :   Japan Japan
  System for virtual multicast network deployment
    · Registration number :   3872058
    · Registration Date :   2006-10-27
    · Registered nation :   Japan Japan
  Method and System for Voting Optimum Route in Multicasting
    · Registration number :    
    · Registration Date :  
    · Registered nation :   China China
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