EPO Patents = 1

Trademarks = 1

Forward Citations = 12

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46 inventors (with patents filed for the assignee):

Jung Hun Lim (2 out of 31 patents)

Seong Hwan Park (2 out of 2 patents)

Jae-Sung Kim (1 out of 29 patents)

4. Kyu-Ho Cho (1 out of 17 patents)

5. Jae-Soon Lim (1 out of 32 patents)

6. Yang-Ho Jung (1 out of 53 patents)

7. Hi-Kuk Lee (1 out of 50 patents)

8. Han-jin Lim (1 out of 37 patents)

9. Jong-cheol Kim (1 out of 13 patents)

10. Hoon Jong Kang (1 out of 118 patents)

11. Jong-Hyun Choung (1 out of 45 patents)

12. Byung-Soo Kim (1 out of 20 patents)

13. Byeong-Jin Lee (1 out of 35 patents)

14. Ahn-Ho Lee (1 out of 4 patents)

15. Na-Rae Park (1 out of 14 patents)

7 patents: Sort by Forward Citations

1. 8465662 - Composition for wet etching of silicon dioxide (2013-06-18),

2. 8388856 - Electrolyte for rechargeable lithium battery including additives, and rechargeable lithium battery including the same (2013-03-05),

3. 8173546 - Etchant composition, patterning conductive layer and manufacturing flat panel, display device using the same (2012-05-08),

4. 8129322 - Photosensitive-resin remover composition and method of fabricating semiconductor device using the same (2012-03-06),

5. 8092981 - Negative photoresist composition and method of manufacturing array substrate using the same (2012-01-10),

6. 7951765 - Photoresist stripper composition for semiconductor manufacturing (2011-05-31),

7. 7722926 - Organometallic compounds and methods of forming thin films including the use of the same (2010-05-25),

Company Overview

Techno Semichem Co., Ltd. is a leading provider of innovative chemical solutions for various industries. With a strong focus on research and development, we offer high-quality products that meet the needs of our customers. Our team of experienced professionals is dedicated to delivering superior results and excellent customer service. Our extensive product range includes specialty chemicals, industrial solvents, and custom formulations. Contact us today to learn more about how Techno Semichem can help fulfill your chemical needs.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

7 Patents

#73 in Seongnam

#1,435 in South Korea

Seongnam, South Korea

Techno Semichem Co., Ltd.

Forward Citations = 12

46 inventors:

Jung Hun Lim (2 out of 31 patents)

Seong Hwan Park (2 out of 2 patents)

Jae-Sung Kim (1 out of 29 patents)

4. Kyu-Ho Cho (1 out of 17 patents)

5. Jae-Soon Lim (1 out of 32 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Techno Semichem Co., Ltd.. Retrieved from https://idiyas.com/company/techno-semichem-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]

1 patent (EPO):

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]