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Seoul, South Korea

C & S Technology Co., Ltd.

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USPTO Granted Patents = 13

% Expired Patents = 15.4

Forward Citations = 64

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19 inventors (with patents filed for the assignee):

Hyun Il Byun (2 out of 2 patents)

Hae Yong Kang (2 out of 2 patents)

Yoo Na Sung (2 out of 2 patents)

4. Seong Hoon Hong (2 out of 3 patents)

5. Min Kyu Shim (2 out of 2 patents)

6. Kyung Ah Jeong (1 out of 8 patents)

7. Myung Jin Bae (1 out of 7 patents)

8. Nam-Hee Kim (1 out of 2 patents)

9. Do-Hoon Kim (1 out of 4 patents)

10. Sang Won Kang (1 out of 11 patents)

11. Won Il Lee (1 out of 1 patent)

12. Hye-Kyung Park (1 out of 1 patent)

13. Young Su Lee (1 out of 57 patents)

14. Jeong Jin Kim (1 out of 2 patents)

15. Se Yeob Kim (1 out of 4 patents)

13 patents: Sort by Forward Citations

1. 7840080 - Motion estimator architecture for low bit rate image communication (2010-11-23),

2. 7676643 - Data interface device for accessing memory (2010-03-09),

3. 7620104 - Video coding system (2009-11-17),

4. 7590227 - Video-ready internet telephone (2009-09-15),

5. 7539346 - H.264 decoding method for fast CAVLC (2009-05-26),

6. 7526763 - Method for initializing internet videophone terminal (2009-04-28),

7. 7450115 - System for efficiently interfacing with display data intersystem (2008-11-11),

8. 7389227 - High-speed search method for LSP quantizer using split VQ and fixed codebook of G.729 speech encoder (2008-06-17),

9. 7324504 - System for automatically upgrading firmware of internet video phones and method of managing the same (2008-01-29),

10. D534512 - Video telephone (2007-01-02),

11. 7133447 - Motion estimation method using adaptive mode decision (2006-11-07),

12. 6687668 - Method for improvement of G.723.1 processing time and speech quality and for reduction of bit rate in CELP vocoder and CELP vococer using the same (2004-02-03),

13. 6411669 - Dual-modulus prescaler for RF synthesizer (2002-06-25),

Company Overview

C & S Technology Co., Ltd. is a prominent player in the technology sector, headquartered in Seoul, South Korea. The company specializes in the development and manufacturing of advanced electronic components and systems, focusing on enhancing connectivity and efficiency across various applications. With a strong emphasis on research and innovation, C & S Technology is dedicated to pushing the boundaries of technology in fields such as telecommunications and consumer electronics, contributing to the evolving landscape of modern technology.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

13 Patents

#319 in Seoul

#878 in South Korea

#45,104 in the World

Seoul, South Korea

C & S Technology Co., Ltd.

Forward Citations = 64

19 inventors:

Hyun Il Byun (2 out of 2 patents)

Hae Yong Kang (2 out of 2 patents)

Yoo Na Sung (2 out of 2 patents)

4. Seong Hoon Hong (2 out of 3 patents)

5. Min Kyu Shim (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: C & S Technology Co., Ltd.. Retrieved from https://idiyas.com/company/c-and-s-technology-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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