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USPTO Data Jan 1 1976 - Nov 3 2026
3 Patents
#970 in Seoul
#2,800 in South Korea
Sk Holding Co., Ltd.
Forward Citations = 2
4 inventors:
Sk Holding Co., Ltd.
Calculating rank
% Expired Patents = 33.3
Forward Citations = 2
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4 inventors (with patents filed for the assignee):
Daniel A Culley (2 out of 5 patents)
Yong Moon Choi (1 out of 29 patents)
Hunwoo Shin (1 out of 2 patents)
4. Palanichamy Ilankumaran (1 out of 2 patents)
3 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sk Holding Co., Ltd.. Retrieved from https://idiyas.com/company/sk-holding-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]