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Seoul, South Korea

Korean Broadcasting System

USPTO Granted Patents = 20

% Expired Patents = 30.0

Trademarks = 2

Forward Citations = 32

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60 inventors (with patents filed for the assignee):

Byung Sun Kim (13 out of 113 patents)

Mun Churl Kim (12 out of 42 patents)

Sang Jin Hahm (12 out of 12 patents)

4. Keun Sik Lee (12 out of 31 patents)

5. Chang Seob Park (11 out of 12 patents)

6. Bum Shik Lee (11 out of 21 patents)

7. In Joon Cho (11 out of 11 patents)

8. Jae Il Kim (9 out of 9 patents)

9. Sang-jin Hahm (2 out of 2 patents)

10. Keunsik Lee (2 out of 2 patents)

11. Young-Woo Suh (2 out of 3 patents)

12. Jae Ii Kim (2 out of 2 patents)

13. Jin-Woo Hong (1 out of 87 patents)

14. Sung Ik Park (1 out of 33 patents)

15. Heung Mook Kim (1 out of 36 patents)

20 patents: Sort by Forward Citations

1. 12581133 - Video encoding method for encoding division block, video decoding method for decoding division block, and recording medium for implementing the same (2026-03-17),

2. 12096043 - Video encoding method for encoding division block, video decoding method for decoding division block, and recording medium for implementing the same (2024-09-17),

3. 11659210 - Video encoding method for encoding division block, video decoding method for decoding division block, and recording medium for implementing the same (2023-05-23),

4. 11076175 - Video encoding method for encoding division block, video decoding method for decoding division block, and recording medium for implementing the same (2021-07-27),

5. 10462494 - Video encoding method for encoding division block, video decoding method for decoding division block, and recording medium for implementing the same (2019-10-29),

6. 9888259 - Video encoding method for encoding division block, video decoding method for decoding division block, and recording medium for implementing the same (2018-02-06),

7. 9838722 - Video encoding method for encoding division block, video decoding method for decoding division block, and recording medium for implementing the same (2017-12-05),

8. 9838721 - Video encoding method for encoding division block, video decoding method for decoding division block, and recording medium for implementing the same (2017-12-05),

9. 9838720 - Video encoding method for encoding division block, video decoding method for decoding division block, and recording medium for implementing the same (2017-12-05),

10. 9838719 - Video encoding method for encoding division block, video decoding method for decoding division block, and recording medium for implementing the same (2017-12-05),

11. 9516086 - Transmitting device, receiving device, and transceiving method thereof (2016-12-06),

12. 9485512 - Video encoding method for encoding division block, video decoding method for decoding division block, and recording medium for implementing the same (2016-11-01),

13. 8750505 - Apparatus and method for controlling conversion of broadcasting program based on program protection information (2014-06-10),

14. 8533752 - Device and method for hierarchical broadcasting (2013-09-10),

15. 8509434 - Method and apparatus for protecting scalable video coding contents (2013-08-13),

Korean Broadcasting System (KBS) is a prominent public broadcaster based in Seoul, South Korea. It specializes in producing a wide range of television and radio content, including news, entertainment, and educational programming. KBS is known for its commitment to delivering high-quality media that reflects Korean culture and society. The organization also engages in various technological advancements in broadcasting, including digital media and online streaming, enhancing accessibility and viewer engagement across diverse platforms.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

20 Patents

#229 in Seoul

#627 in South Korea

#31,196 in the World

Seoul, South Korea

Korean Broadcasting System

Forward Citations = 32

60 inventors:

Byung Sun Kim (13 out of 113 patents)

Mun Churl Kim (12 out of 42 patents)

Sang Jin Hahm (12 out of 12 patents)

4. Keun Sik Lee (12 out of 31 patents)

5. Chang Seob Park (11 out of 12 patents)

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