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Incheon, South Korea

Daewoo Telecom Ltd.

USPTO Granted Patents = 91

Forward Citations = 1,011

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69 inventors (with patents filed for the assignee):

Hwan-Woo Kwon (7 out of 7 patents)

Cheol-Ho Lee (7 out of 7 patents)

Jae-Peoung Kim (5 out of 5 patents)

4. Seung-Hyun Han (5 out of 7 patents)

5. Ho-Kyung Lee (4 out of 4 patents)

6. Young S Kim (3 out of 46 patents)

7. Cheol Ho Lee (3 out of 6 patents)

8. Tae Su Yang (3 out of 3 patents)

9. Jong-Tae Hwangbo (3 out of 3 patents)

10. Seong S Shin (3 out of 8 patents)

11. Jae-Sul Ha (3 out of 3 patents)

12. In-Seok Han (3 out of 3 patents)

13. Kyoung Hwan Cha (2 out of 3 patents)

14. Seung-Bum Lee (2 out of 8 patents)

15. In Jae Park (2 out of 2 patents)

Core Competencies:

Optical Fiber Amplifier

Data Communications

Multiprocessor System

Electronic Switching

Cache System

Smart Battery Charging

Authentication Key

Call Processing

Portable Computer

Signal Processing

Glitch Cancellation

Clock Signal Monitoring

91 patents: Sort by Forward Citations

1. 6240520 - Power on/off control device for computer (2001-05-29),

2. 6212439 - Three memory user programmable buttons (2001-04-03),

3. 6211724 - Duplex board system with a glitch cancellation circuit (2001-04-03),

4. D437318 - Personal computer (2001-02-07),

5. 6163833 - Memory managing method for use in a data communications system (2000-12-19),

6. 6163530 - Data monitoring apparatus (2000-12-19),

7. 6157826 - Authentication key generation method and apparatus (2000-12-05),

8. D434413 - Computer unit (2000-11-28),

9. D433019 - Computer unit (2000-10-31),

10. D432537 - Computer unit (2000-10-24),

11. 6130775 - Bidirectional optical fiber amplifier (2000-10-10),

12. 6104855 - Terminal assembly for a multiple fiber optic cable (2000-08-15),

13. 6091784 - Method and apparatus for constant envelope quadrature amplitude (2000-07-18),

14. 6091600 - Apparatus for tilting keyboard of portable computer (2000-07-18),

15. 6091542 - Optical fiber amplifier for amplifying signal lights propagating in two (2000-07-18),

Company Overview

Daewoo Telecom Ltd., headquartered in Incheon, South Korea, specializes in advanced optical fiber technology. The company focuses on developing and manufacturing innovative solutions such as optical fiber amplifiers and data communication systems. Its expertise extends to multiprocessor systems, electronic switching, and smart battery charging technologies. Daewoo Telecom is committed to enhancing communication infrastructure and efficiency through cutting-edge research and development in its core technology domains.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

91 Patents

#8 in Incheon, 402-040

#205 in South Korea

#8,443 in the World

Incheon, South Korea

Daewoo Telecom Ltd.

Forward Citations = 1,011

69 inventors:

Hwan-Woo Kwon (7 out of 7 patents)

Cheol-Ho Lee (7 out of 7 patents)

Jae-Peoung Kim (5 out of 5 patents)

4. Seung-Hyun Han (5 out of 7 patents)

5. Ho-Kyung Lee (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Daewoo Telecom Ltd.. Retrieved from https://idiyas.com/company/daewoo-telecom

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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