Trademarks = 1

Forward Citations = 5

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13 inventors (with patents filed for the assignee):

Sang Gyoo Sim (1 out of 31 patents)

Duk Soo Kim (1 out of 32 patents)

Cho Rong Ryu (1 out of 24 patents)

4. Dong Kyun Noh (1 out of 2 patents)

5. Hahk Rel Noh (1 out of 24 patents)

6. Dae Sung Hwang (1 out of 23 patents)

7. Su Lyun Sung (1 out of 26 patents)

8. Jung Bai Kim (1 out of 1 patent)

9. Jong Rok Park (1 out of 24 patents)

10. Byung Gwan Kim (1 out of 1 patent)

11. You Sik Lee (1 out of 2 patents)

12. Eun Ho Shin (1 out of 1 patent)

13. Seok Lee (1 out of 78 patents)

1 patent: Sort by Forward Citations

1. 9525556 - Method and system for issuing CSR certificate for vehicle-to-anything communication (2016-12-20),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

1 Patents

#1,952 in Seoul

#5,802 in South Korea

Seoul, South Korea

Penta Security System Inc.

Forward Citations = 5

13 inventors:

Sang Gyoo Sim (1 out of 31 patents)

Duk Soo Kim (1 out of 32 patents)

Cho Rong Ryu (1 out of 24 patents)

4. Dong Kyun Noh (1 out of 2 patents)

5. Hahk Rel Noh (1 out of 24 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Penta Security System Inc.. Retrieved from https://idiyas.com/company/penta-security-system

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]