% Expired Patents = 33.3

Trademarks = 1

Forward Citations = 36

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15 inventors (with patents filed for the assignee):

Seong-Jin Kim (2 out of 24 patents)

Ho-Seong Lee (1 out of 5 patents)

Chang Woo Jong (1 out of 1 patent)

4. Long Guo Quan (1 out of 1 patent)

5. Byung Hyun Moon (1 out of 1 patent)

6. Duk Kwon Won (1 out of 1 patent)

7. Kyung Yong Jin (1 out of 1 patent)

8. Jin-Won Yun (1 out of 1 patent)

9. Ho-Cheol Kim (1 out of 1 patent)

10. Ho Cheol Kim (1 out of 1 patent)

11. Ho Seong Lee (1 out of 28 patents)

12. Jin Won Yun (1 out of 3 patents)

13. Seong Jin Kim (1 out of 12 patents)

14. Geon Joong Kim (1 out of 2 patents)

15. Hyun Bin Kang (1 out of 1 patent)

3 patents: Sort by Forward Citations

#157 in Daejeon

#2,797 in South Korea

Rstech Corporation

Forward Citations = 36

15 inventors:

Seong-Jin Kim (2 out of 24 patents)

Ho-Seong Lee (1 out of 5 patents)

Chang Woo Jong (1 out of 1 patent)

4. Long Guo Quan (1 out of 1 patent)

5. Byung Hyun Moon (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Rstech Corporation. Retrieved from https://idiyas.com/company/rstech

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]