Inventor · disambiguated record
Donghahk Lee
Also filed as: LEE DONGHAHK
7 granted patents·2 pending applications·19 citations·filing 2005–2014
78Inventor score
Top patents by PatentIndex Score
9 records- 0173US8085906B2Method, system and apparatus for providing alternative multimedia ring back tone substitute service by using intelligent networkPARK SEONGSOO·Filed 2006·Granted Dec 27, 2011·7 cites·23 claims
- 0268US8103254B2Method and system for providing multimedia ring back tone service by using receiver-side switching centerPARK SEONGSOO·Filed 2005·Granted Jan 24, 2012·5 cites·25 claims
- 0368US8059564B2Method and system for terminal codec setup of multimedia ring back tone servicePARK SEONGSOO·Filed 2005·Granted Nov 15, 2011·5 cites·24 claims
- 0458US9336577B2Image processing apparatus for removing haze contained in still image and method thereofSK TELECOM CO LTD·Filed 2014·Granted May 10, 2016·1 cites·14 claims
- 0558US9275443B2Image-processing apparatus for removing haze contained in video, and method therefofSK TELECOM CO LTD·Filed 2014·Granted Mar 1, 2016·1 cites·20 claims
- 0641US2007264979A1Method and system for registering IP address in portable Internet network when interworking with different types of networkSK TELECOM CO LTD·Filed 2006·Application pending·0 cites
- 0738US2008025491A1Method and System for Providing Multimedia Ring Back Tone Service by Using Call-Side Switching CenterSK TELECOM CO LTD·Filed 2005·Application pending·0 cites
- 0836US8606241B2Method and system for ring back tone alternative service based on terminal and mobile communication terminal thereforPARK SEONGSOO·Filed 2007·Granted Dec 10, 2013·0 cites·32 claims
- 0935US8009627B2Method and system for providing interworking with portable internet network and other kinds of networksSK TELECOM CO LTD·Filed 2005·Granted Aug 30, 2011·0 cites·30 claims
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