Inventor · disambiguated record
Hwan-Joon Kim
Also filed as: KIM HWAN · KIM HWAN JOON
47 granted patents·17 pending applications·260 citations·filing 2004–2024
97Inventor score
Top patents by PatentIndex Score
64 records- 0192US7359688B2Device and method for displaying a status of a portable terminal by using a character imageSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Apr 15, 2008·37 cites·42 claims
- 0291US7486171B2RFID tag, system for purchasing service by using RFID tag, and method thereofSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Feb 3, 2009·24 cites·23 claims
- 0388US7576651B2Radio frequency identification (RFID) tag encryption method and system using broadcast encryption (BE) schemeSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Aug 18, 2009·14 cites·17 claims
- 0486US8160246B2Apparatus and method for generating a key for broadcast encryptionKIM HWAN-JOON·Filed 2005·Granted Apr 17, 2012·14 cites·12 claims
- 0583US8055896B2Tag generation method in broadcast encryption systemSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Nov 8, 2011·9 cites·23 claims
- 0683US7929705B2Method of managing user key for broadcast encryptionSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Apr 19, 2011·9 cites·46 claims
- 0783US7779262B2Security method using electronic signatureSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Aug 17, 2010·11 cites·9 claims
- 0882US7903868B2Video fingerprinting apparatus in frequency domain and method using the sameSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Mar 8, 2011·13 cites·30 claims
- 0980US8200963B2Combination-based broadcast encryption methodJIN WEON-IL·Filed 2005·Granted Jun 12, 2012·8 cites·50 claims
- 1080US7999840B2Method for performing video communication service and mobile communication terminal thereforSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Aug 16, 2011·10 cites·20 claims
- 1179US7471830B2Preprocessing device and method for recognizing image charactersSAMSUNG ELECTRONICS CO LTD·Filed 2004·Granted Dec 30, 2008·49 cites·36 claims
- 1278US11792238B2Method, system, and non-transitory computer-readable record medium for sharing content during VoIP-based callLINE PLUS CORP·Filed 2021·Granted Oct 17, 2023·1 cites·18 claims
- 1377US7760096B2Radio frequency identification (RFID) tag encryption method and system using broadcast encryption (BE) schemeSAMSUNG ELECTRONICS CO LTD·Filed 2009·Granted Jul 20, 2010·5 cites·21 claims
- 1477US7755469B2Radio frequency identification tag and radio frequency identification privacy protection system and methodSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Jul 13, 2010·7 cites·8 claims
- 1576US8270614B2Method of updating group key and group key update device using the sameKIM DAE YOUB·Filed 2007·Granted Sep 18, 2012·7 cites·28 claims
- 1674US8005225B2Hierarchical threshold tree-based broadcast encryption methodSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Aug 23, 2011·6 cites·11 claims
- 1774US7942335B2Radio frequency system and password management method in radio frequency systemSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted May 17, 2011·8 cites·27 claims
- 1872US8966511B2Computer system and method for preventing dynamic-link library injection attackKIM EUN AH·Filed 2010·Granted Feb 24, 2015·3 cites·15 claims
- 1970US8813106B2Method and system for electronic commerce using internet protocol television (IPTV) and mobile terminalKIM HWAN-JOON·Filed 2008·Granted Aug 19, 2014·1 cites·21 claims
- 2070US8081754B2Key update method and apparatus thereofHUH MI SUK·Filed 2007·Granted Dec 20, 2011·4 cites·7 claims
- 2169US12278851B2Method, system, and non-transitory computer-readable record medium for sharing content during VoIP-based callLINE PLUS CORP·Filed 2023·Granted Apr 15, 2025·0 cites·20 claims
- 2268US2025248643A1Method and apparatus for supporting prediction of neurodevelopmental disorder using fundus imageKIM BEOM·Filed 2024·Application pending·0 cites
- 2367US8159970B2Method of transmitting image data in video telephone mode of a wireless terminalKIM HWAN·Filed 2006·Granted Apr 17, 2012·4 cites·18 claims
- 2466US8107669B2Video watermarking apparatus in compression domain and method using the sameKIM HWAN JOON·Filed 2007·Granted Jan 31, 2012·4 cites·19 claims
- 2564US11792241B2Method, system, and non-transitory computer-readable record medium for displaying reaction during VoIP-based callLINE PLUS CORP·Filed 2022·Granted Oct 17, 2023·0 cites·20 claims
- 2663US7810113B2Security device and head end in conditional access system and method for controlling illegal use in the systemSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Oct 5, 2010·1 cites·14 claims
- 2762US7848525B2Hybrid broadcast encryption methodSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Dec 7, 2010·2 cites·13 claims
- 2861US9100654B2Method and apparatus for inserting video watermark in compression domainKIM HWAN JOON·Filed 2011·Granted Aug 4, 2015·1 cites·12 claims
- 2961US8615806B2Apparatus and method for detecting a code injection attackJIN WEON IL·Filed 2010·Granted Dec 24, 2013·1 cites·20 claims
- 3061US7945247B2Device and method for using history menu on mobile terminalSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted May 17, 2011·3 cites·18 claims
- 3159US8374353B2Method and apparatus for updating a group keySAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Feb 12, 2013·1 cites·21 claims
- 3259US8054975B2Method and system for managing key of home device in broadcast encryption (BE) systemSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Nov 8, 2011·1 cites·12 claims
- 3357US11470127B2Method, system, and non-transitory computer-readable record medium for displaying reaction during VoIP-based callLINE PLUS CORP·Filed 2021·Granted Oct 11, 2022·0 cites·22 claims
- 3456US9571213B2Tag generation method in broadcast encryption systemJIN WEON-IL·Filed 2012·Granted Feb 14, 2017·0 cites·12 claims
- 3556US7768970B2Method and apparatus for controlling image data in a wireless terminal with normal video communication mode and image mute modeSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Aug 3, 2010·1 cites·13 claims
- 3655US8094871B2Method and apparatus for inserting video watermark in compression domainKIM HWAN JOON·Filed 2007·Granted Jan 10, 2012·1 cites·2 claims
- 3754USRE45213EMethod of managing user key for broadcast encryptionSAMSUNG ELECTRONICS CO LTD·Filed 2013·Granted Oct 28, 2014·0 cites·46 claims
- 3854US8578154B2Tag generation method in broadcast encryption systemJIN WEON-IL·Filed 2011·Granted Nov 5, 2013·0 cites·22 claims
- 3953USRE45191EMethod of managing user key for broadcast encryptionSAMSUNG ELECTRONICS CO LTD·Filed 2013·Granted Oct 14, 2014·0 cites·51 claims
- 4051US11496428B2Method and system for sharing content on instant messaging applicationLINE PLUS CORP·Filed 2021·Granted Nov 8, 2022·0 cites·19 claims
- 4151US8755520B2Apparatus and method for generating a key for broadcast encryptionKIM HWAN-JOON·Filed 2012·Granted Jun 17, 2014·0 cites·15 claims
- 4250US8897445B2Combination-based broadcast encryption methodJIN WEON-IL·Filed 2012·Granted Nov 25, 2014·0 cites·48 claims
- 4349US8401182B2Method of and device for updating group keyKIM DAE YOUB·Filed 2007·Granted Mar 19, 2013·0 cites·11 claims
- 4449US2010162366A1Apparatus and method of protecting private information in distributed networkSAMSUNG ELECTRONICS CO LTD·Filed 2009·Application pending·0 cites
- 4547US8509443B2Rekey index generation method and rekey index generation apparatusHUH MI SUK·Filed 2007·Granted Aug 13, 2013·0 cites·19 claims
- 4647US8121974B2Method of generating node indentifier in tree structureHUH MI SUK·Filed 2007·Granted Feb 21, 2012·0 cites·29 claims
- 4747US7752435B2Method for managing user key for broadcast encryptionSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Jul 6, 2010·0 cites·11 claims
- 4847US2007232269A1Security device for digital contents and method of using the sameSAMSUNG ELECTRONICS CO LTD·Filed 2006·Application pending·0 cites
- 4946US2010169980A1Personal information providing apparatus and methodSAMSUNG ELECTRONICS CO LTD·Filed 2009·Application pending·0 cites
- 5045US8566958B2Method for authorizing contents play rights in use of a recording mediumKIM HWAN-JOON·Filed 2006·Granted Oct 22, 2013·0 cites·7 claims
Showing the top 50 of 64 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →