EPO Patents = 5

Forward Citations = 1

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8 inventors (with patents filed for the assignee):

Bum-Joon Park (2 out of 2 patents)

Hwayoung Yun (1 out of 3 patents)

Bum Joon Park (1 out of 5 patents)

4. Gyu Yong Song (1 out of 8 patents)

5. Yu Seok O (1 out of 1 patent)

6. Eun Ju Yun (1 out of 1 patent)

7. Jee Hyun Lee (1 out of 4 patents)

8. Min Ju Kim (1 out of 1 patent)

4 patents: Sort by Forward Citations

#42 in Busan

#2,200 in South Korea

Prg S&tech Inc

Forward Citations = 1

8 inventors:

Bum-Joon Park (2 out of 2 patents)

Hwayoung Yun (1 out of 3 patents)

Bum Joon Park (1 out of 5 patents)

4. Gyu Yong Song (1 out of 8 patents)

5. Yu Seok O (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Prg S&tech Inc. Retrieved from https://idiyas.com/company/prg-s-and-tech

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]

5 patents (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]