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Cheongju, South Korea

Techwin Co., Ltd.

USPTO Granted Patents = 12

EPO Patents = 6

Forward Citations = 26

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29 inventors (with patents filed for the assignee):

Boong Ik Jung (9 out of 10 patents)

Jung Sik Kim (9 out of 9 patents)

Hyun Su Shin (7 out of 9 patents)

4. Min Yong Kim (3 out of 4 patents)

5. Sun Duk Hwang (2 out of 2 patents)

6. Eui Jip Choi (2 out of 2 patents)

7. Yong Young Kim (1 out of 1 patent)

8. Dong Yeop Lee (1 out of 1 patent)

9. Byeung Jin Kim (1 out of 3 patents)

10. Yeon June Sung (1 out of 1 patent)

11. Yong-sun Choi (1 out of 1 patent)

12. You-kee Lee (1 out of 1 patent)

13. Chi-bok Han (1 out of 1 patent)

14. Sung Hwan Jang (1 out of 1 patent)

15. Kyong Ha Lee (1 out of 4 patents)

12 patents: Sort by Forward Citations

1. 12522450 - Particle transfer system and particle transfer method (2026-01-13),

2. 12485463 - Pipe pigging system for cleaning and controlling speed of pig (2025-12-02),

3. 11885033 - Electrode structure for electrolyzer (2024-01-30),

4. 11312456 - Floating structure for solar power generating on water (2022-04-26),

5. 10550485 - Pipe-type electrolysis cell (2020-02-04),

6. 10494275 - Electrolysis module (2019-12-03),

7. 10487396 - Diamond electrode and method of manufacturing the same (2019-11-26),

8. 10322788 - Ballast water treatment system (2019-06-18),

9. 10315942 - Resource reuse-type industrial waste water treatment method and apparatus utilizing oxidizing agent generated by utilizing waste water (2019-06-11),

10. 10252922 - Electrolysis device (2019-04-09),

11. 9650721 - Highly efficient sodium hypochlorite generation apparatus capable of decreasing disinfection by-products (2017-05-16),

12. 9422846 - Scrubber system having an apparatus for creating automatic an oxidizing bent and absorbent (2016-08-23),

Techwin Co., Ltd. is a South Korean company based in Cheongju, specializing in advanced technology solutions for various industries. The organization focuses on the development and manufacturing of high-quality electronic components and systems, with a strong emphasis on innovation in fields such as automotive technology, industrial automation, and smart devices. Techwin is committed to enhancing operational efficiency and driving technological advancements, positioning itself as a key player in the global market.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

12 Patents

#13 in Cheongju

#932 in South Korea

#48,090 in the World

Cheongju, South Korea

Techwin Co., Ltd.

Forward Citations = 26

29 inventors:

Boong Ik Jung (9 out of 10 patents)

Jung Sik Kim (9 out of 9 patents)

Hyun Su Shin (7 out of 9 patents)

4. Min Yong Kim (3 out of 4 patents)

5. Sun Duk Hwang (2 out of 2 patents)

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