Hyun Sam Lee (2 out of 11 patents)
Company Badge
USPTO Data Jan 1 1976 - Oct 6 2026
2 Patents
#81 in Busan
#3,791 in South Korea
Chefel Co., Ltd.
Forward Citations = 17
1 inventor:
Chefel Co., Ltd.
% Expired Patents = 50.0
Forward Citations = 17
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1 inventor (with patents filed for the assignee):
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Chefel Co., Ltd.. Retrieved from https://idiyas.com/company/chefel-company
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]