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Seongnam-si, South Korea

Donghahk Lee

USPTO Granted Patents = 7

EPO Patents = 4 (Patent Applications = 2)

Average Co-Inventor Count = 5.4

ph-index = 2

Forward Citations = 9(Granted Patents)

Location History:

Seongnam-si, KR (2011 - 2013)
Seoul, KR (2011 - 2016)

Company Filing History:

Sk Telecom Company, Ltd.

Korea University Research and Business Foundation

where one patent can have more than one assignee

Years Active: 2011-2016

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9336577 - Image processing apparatus for removing haze contained in still image and method thereof (2016-05-10),

2. 9275443 - Image-processing apparatus for removing haze contained in video, and method therefof (2016-03-01),

3. 8606241 - Method and system for ring back tone alternative service based on terminal and mobile communication terminal therefor (2013-12-10),

4. 8103254 - Method and system for providing multimedia ring back tone service by using receiver-side switching center (2012-01-24),

5. 8085906 - Method, system and apparatus for providing alternative multimedia ring back tone substitute service by using intelligent network (2011-12-27),

6. 8059564 - Method and system for terminal codec setup of multimedia ring back tone service (2011-11-15),

7. 8009627 - Method and system for providing interworking with portable internet network and other kinds of networks (2011-08-30),

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