Forward Citations = 0

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6 inventors (with patents filed for the assignee):

Chul Hong Kim (1 out of 4 patents)

Seung Wan Jeon (1 out of 2 patents)

Eun Yeong Park (1 out of 1 patent)

4. Moon Gyu Han (1 out of 1 patent)

5. Chang Yeop Lee (1 out of 1 patent)

6. Won Seok Choi (1 out of 1 patent)

1 patent: Sort by Forward Citations

#1,773 in Pohang-si

#5,790 in South Korea

Opticho Inc., Ltd.

Forward Citations = 0

6 inventors:

Chul Hong Kim (1 out of 4 patents)

Seung Wan Jeon (1 out of 2 patents)

Eun Yeong Park (1 out of 1 patent)

4. Moon Gyu Han (1 out of 1 patent)

5. Chang Yeop Lee (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Opticho Inc., Ltd.. Retrieved from https://idiyas.com/company/opticho

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]