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Cheonan-si, South Korea

Semes Co., Ltd.

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USPTO Granted Patents = 244

Forward Citations = 1

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554 inventors (with patents filed for the assignee):

Hyun Yoon (10 out of 22 patents)

Young Ho Park (7 out of 15 patents)

Dae Sung Kim (7 out of 7 patents)

4. Young Hun Lee (6 out of 30 patents)

5. Ki Hoon Choi (6 out of 22 patents)

6. Duk Hyun Son (6 out of 15 patents)

7. Hae Won Choi (6 out of 11 patents)

8. Yun Sang Kim (6 out of 10 patents)

9. Woo Sin Jung (6 out of 6 patents)

10. Young Dae Chung (5 out of 16 patents)

11. Jun Beom Lee (5 out of 7 patents)

12. Wan Hee Jeong (5 out of 11 patents)

13. Yunsang Kim (5 out of 5 patents)

14. Young Jun Son (5 out of 14 patents)

15. Hae Kyung Kim (5 out of 5 patents)

Core Competencies:

Substrate Processing

Chemical Supply

Wafer Cleaning

Treatment Liquid

Photoresist Management

Gas Exhaust

Semiconductor Fabrication

Article Transport

Fluid Supply

Maintenance Assembly

Distance Measurement

Heat Treatment

244 patents: Sort by Forward Citations

1. 12772788 - Article transfer apparatus and article transfer method (2026-10-20),

2. 12772786 - Substrate transfer unit and substrate treatment apparatus including the same (2026-10-20),

3. 12772756 - Insulation plate and substrate processing apparatus including the same (2026-10-20),

4. 12770836 - Apparatus for treating substrate (2026-10-20),

5. 12769294 - Autonomous mobile robot and semiconductor manufacturing equipment including the same (2026-10-20),

6. 12769218 - Substrate processing apparatus (2026-10-20),

7. 12766545 - Control device and substrate processing apparatus including the same (2026-10-20),

8. 12765317 - Substrate processing apparatus and substrate processing method (2026-10-13),

9. 12765316 - Teaching method (2026-10-13),

10. 12765306 - Substrate treating apparatus and substrate treating method (2026-10-13),

11. 12765301 - Apparatus and method for supplying gas, facility for processing substrate (2026-10-13),

12. 12764943 - Semiconductor device and method of manufacturing the same (2026-10-13),

13. 12763748 - Microwave heat treatment apparatus and impedance matching method (2026-10-13),

14. 12763298 - Method of treating substrate (2026-10-13),

15. 12759809 - Device and method for transporting articles (2026-10-13),

Company Overview

Semes Co., Ltd., based in Cheonan-si, South Korea, specializes in substrate processing technologies essential for semiconductor fabrication. The company focuses on developing advanced solutions for wafer cleaning, chemical supply, and treatment liquids, ensuring optimal performance in semiconductor manufacturing. Additionally, Semes is involved in gas exhaust systems and photoresist management, contributing to the efficiency and reliability of semiconductor production processes. Their expertise supports the growing demands of the electronics industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

244 Patents

#7 in Cheonan-si

#98 in South Korea

#3,555 in the World

Cheonan-si, South Korea

Semes Co., Ltd.

Forward Citations = 1

554 inventors:

Hyun Yoon (10 out of 22 patents)

Young Ho Park (7 out of 15 patents)

Dae Sung Kim (7 out of 7 patents)

4. Young Hun Lee (6 out of 30 patents)

5. Ki Hoon Choi (6 out of 22 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Semes Co., Ltd.. Retrieved from https://idiyas.com/company/semes

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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