Inventor · Seoul, KR

Dae-youb Kim

42Patents
7h-index
21Co-inventors
61Inventor score

Filing activity: Oct 20, 2004 → Apr 22, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US8826381B2 Node device and method to prevent overflow of pending interest table in name based network system Electricity 163 Active
US7486171B2 RFID tag, system for purchasing service by using RFID tag, and method thereof Physics 24 Active
US7903868B2 Video fingerprinting apparatus in frequency domain and method using the same Physics 9 Active
US8055896B2 Tag generation method in broadcast encryption system Electricity 9 Active
US8160246B2 Apparatus and method for generating a key for broadcast encryption Electricity 9 Active
US7576651B2 Radio frequency identification (RFID) tag encryption method and system using broadcast encryption (BE) scheme Electricity 9 Active
US7716482B2 Conference session key distribution method in an ID-based cryptographic system Electricity 8 Active
US7779262B2 Security method using electronic signature Electricity 7 Active
US8200963B2 Combination-based broadcast encryption method Electricity 6 Active
US7590850B2 Digital signature method based on identification information of group members, and method of acquiring identification information of signed-group member, and digital signature system for performing digital signature based on identification information of group members Electricity 6 Active
US8464070B2 Apparatus and method for transmitting and receiving data Electricity 6 Active
US7942335B2 Radio frequency system and password management method in radio frequency system Physics 5 Active
US8270614B2 Method of updating group key and group key update device using the same Electricity 4 Active
US7929705B2 Method of managing user key for broadcast encryption Electricity 4 Active
US7755469B2 Radio frequency identification tag and radio frequency identification privacy protection system and method Electricity 4 Active
US8081754B2 Key update method and apparatus thereof Electricity 3 Active
US8005225B2 Hierarchical threshold tree-based broadcast encryption method Electricity 3 Active
US7760096B2 Radio frequency identification (RFID) tag encryption method and system using broadcast encryption (BE) scheme Electricity 2 Active
US8918635B2 Apparatus and method for access control of content in distributed environment network Electricity 2 Active
US9021266B2 Validation system and verification method including signature device and verification device to verify contents Electricity 1 Active
US7848525B2 Hybrid broadcast encryption method Electricity 1 Active
US7810113B2 Security device and head end in conditional access system and method for controlling illegal use in the system Electricity 1 Active
US8107669B2 Video watermarking apparatus in compression domain and method using the same Physics 1 Active
US8094871B2 Method and apparatus for inserting video watermark in compression domain Physics 1 Active
US8374353B2 Method and apparatus for updating a group key Electricity 1 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.