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For the Inventor, By the Inventor

Chungcheongbuk-do, South Korea

Lg Semicon


USPTO Granted Patents = 9

% Expired Patents = 11.1

Forward Citations = 125

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19 inventors (with patents filed for the assignee):

goldMedal Jin Soo Kim (1 out of 2 patents)

silverMedal Sa Kyun Rha (1 out of 11 patents)

bronzeMedal Dong Won Kim (1 out of 135 patents)

4.  Sung Wook Kim (1 out of 26 patents)

5.  Jun Seok Lee (1 out of 39 patents)

6.  Kyung Il Lee (1 out of 5 patents)

7.  Young Hyun Jun (1 out of 7 patents)

8.  Chang Jae Lee (1 out of 17 patents)

9.  Kong Hee Park (1 out of 2 patents)

10.  Won Suck Yang (1 out of 2 patents)

11.  Seong J Jang (1 out of 9 patents)

12.  Young Chong Lee (1 out of 1 patent)

13.  Won Jun Lee (1 out of 1 patent)

14.  Chong Ook Park (1 out of 1 patent)

15.  Soung Soon Chun (1 out of 1 patent)


9 patents:

1. 6762100 - Mask ROM cell and method of fabricating the same (2004-07-13),
2. 5965920 - Input protection circuit (1999-10-12),
3. 5959321 - DRAM matrix of basic organizational units each with pair of capacitors (1999-09-28),
4. 5931349 - Viscous fluid discharging apparatus for manufacturing semiconductors (1999-08-03),
5. 5922217 - Method for correcting defects in a phase shift mask (1999-07-13),
6. 5892722 - Column selection circuit (1999-04-06),
7. 5834372 - Pretreatment of semiconductor substrate (1998-11-10),
8. 5818087 - Electrostatic-discharge protecting circuit and method (1998-10-06),
9. 5817367 - Method of forming a thin film of copper (1998-10-06),
Company Overview
LG Semicon is a leading semiconductor manufacturer that specializes in producing high-quality, innovative chips for a wide range of applications. With a strong focus on research and development, LG Semicon is at the forefront of semiconductor technology, delivering cutting-edge solutions to meet the evolving needs of the market.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

9 Patents

#15 in Chungcheongbuk-do

#1,188 in South Korea

Chungcheongbuk-do, KR
Chungcheongbuk-do, South Korea

Lg Semicon

Forward Citations = 125

19 inventors:

goldMedal Jin Soo Kim (1 out of 2 patents)

silverMedal Sa Kyun Rha (1 out of 11 patents)

bronzeMedal Dong Won Kim (1 out of 135 patents)

4.  Sung Wook Kim (1 out of 26 patents)

5.  Jun Seok Lee (1 out of 39 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Lg Semicon. Retrieved from https://idiyas.com/company/lg-semicon

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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