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USPTO Data Jan 1 1976 - Oct 13 2026
1 Patents
#384 in
#5,790 in South Korea
Firson
Forward Citations = 0
5 inventors:
Firson
% Expired Patents = 100.0
Forward Citations = 0
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5 inventors (with patents filed for the assignee):
Dong-Jin Kim (1 out of 47 patents)
Dong-Hoon Han (1 out of 8 patents)
Chang-Hui Koo (1 out of 1 patent)
4. Il-Hee Cho (1 out of 1 patent)
5. Sung-Bae Lee (1 out of 1 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Firson. Retrieved from https://idiyas.com/company/firson
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]
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]
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]