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For the Inventor, By the Inventor

Seongnam-si, South Korea

Kt Corporation


USPTO Granted Patents = 1,217



Trademarks = 4

Forward Citations = 4,534

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986 inventors (with patents filed for the assignee):

goldMedal Bae Keun Lee (247 out of 340 patents)

silverMedal Woo-jin Choi (157 out of 170 patents)

bronzeMedal Joo Young Kim (156 out of 250 patents)

4.  Kyujin Park (91 out of 138 patents)

5.  Sung-pyo Hong (71 out of 72 patents)

6.  Jae Cheol Kwon (61 out of 61 patents)

7.  Ki-tae Kim (41 out of 62 patents)

8.  Ki-Ho Lee (33 out of 49 patents)

9.  Youn-Ok Park (32 out of 60 patents)

10.  Yang Seok Jeong (30 out of 33 patents)

11.  Yung-Ha Ji (27 out of 27 patents)

12.  Chul-Sik Yoon (27 out of 43 patents)

13.  Yong-Gyoo Lee (24 out of 24 patents)

14.  Byung-Han Ryu (18 out of 61 patents)

15.  Jin Hyoung Lee (18 out of 21 patents)


Core Competencies:
Battery Saving Technology
Video Signal Processing
Quantum Key Distribution
Sidelink Communication
MBS Data Transmission
Frequency Offset Estimation
Multi-Beam Communication
Data Channel Transmission
Handover Procedures
Non-Terrestrial Networks
Adaptive Parameter Selection
Residual Data Encoding

1,217 patents:

1. 12498731 - Method and device for setting drone flight path (2025-12-16),
2. 12495148 - Method and apparatus for processing video signal (2025-12-09),
3. 12483989 - Method for dynamically applying battery saving technology, terminal and network apparatus implementing the method (2025-11-25),
4. 12477112 - Method and apparatus for processing video signal (2025-11-18),
5. 12470375 - Method and device for quantum key distribution (2025-11-11),
6. 12439074 - Method and device for video signal processing (2025-10-07),
7. 12425569 - Method and apparatus for processing video signal (2025-09-23),
8. 12414183 - Method and device for dynamically switching a transmission method for receiving MBS data based on split radio bearer structure (2025-09-09),
9. 12414137 - Method and device for receiving MBS data (2025-09-09),
10. 12414083 - Method and apparatus for transmitting and receiving coordination information for sidelink communication (2025-09-09),
11. 12407841 - Method and device for adaptive selection of rice parameter for binarizing residual coefficient in video signal encoding/decoding (2025-09-02),
12. 12375676 - Method and apparatus for video signal processing determining reference sample lines for a prediction target sample (2025-07-29),
13. 12375641 - Method and apparatus for processing video signal (2025-07-29),
14. 12368891 - Method and apparatus for encoding/decoding residual data based on a plurality of transformations (2025-07-22),
15. 12362980 - Method and apparatus for transmitting reference signal for frequency offset estimation in new wireless communication system (2025-07-15),
KT Corporation is a South Korean telecommunications company. It is the largest telecommunications company in South Korea and provides a wide range of services including fixed-line telephone services, mobile communication services, internet services, and television services. KT Corporation is known for its innovative solutions and cutting-edge technologies in the telecommunications industry.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

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1,217 Patents

#1 in Seongnam-si

#25 in South Korea

#808 in the World

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Seongnam-si, South Korea

Kt Corporation

Forward Citations = 4,534

986 inventors:

goldMedal Bae Keun Lee (247 out of 340 patents)

silverMedal Woo-jin Choi (157 out of 170 patents)

bronzeMedal Joo Young Kim (156 out of 250 patents)

4.  Kyujin Park (91 out of 138 patents)

5.  Sung-pyo Hong (71 out of 72 patents)

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