For the Inventor, By the Inventor

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Gyeonggi-Do, South Korea

Kakao Entertainment Corp.

USPTO Granted Patents = 3

Trademarks = 2

Forward Citations = 0

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10 inventors (with patents filed for the assignee):

Ji Hoon Chung (2 out of 3 patents)

Jaesung Lee (1 out of 127 patents)

Yu Jin Kim (1 out of 8 patents)

4. Taejin Park (1 out of 2 patents)

5. Jeongwon Park (1 out of 1 patent)

6. Yunho Park (1 out of 1 patent)

7. Sun A Choi (1 out of 1 patent)

8. Byung Hwa Yun (1 out of 1 patent)

9. Hyun Kim (1 out of 1 patent)

10. Hae Na Kang (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 12399935 - Method and apparatus for recommending music content (2025-08-26),

2. 12101533 - Method and system for providing content via efficient database architecture for individualized time management (2024-09-24),

3. 12079853 - Apparatus and method for recommending music content based on music age (2024-09-03),

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USPTO Data Jan 1 1976 - Dec 9 2025

3 Patents

#189 in Gyeonggi-Do

#2,641 in South Korea

Gyeonggi-Do, South Korea

Kakao Entertainment Corp.

Forward Citations = 0

10 inventors:

Ji Hoon Chung (2 out of 3 patents)

Jaesung Lee (1 out of 127 patents)

Yu Jin Kim (1 out of 8 patents)

4. Taejin Park (1 out of 2 patents)

5. Jeongwon Park (1 out of 1 patent)

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