Sang Heon Lee (3 out of 155 patents)
Dong Il Han (1 out of 7 patents)
Company Badge
USPTO Data Jan 1 1976 - Oct 27 2026
3 Patents
#192 in Gyeonggi-do
#2,798 in South Korea
Do Qoom, Corp, Ltd.
Forward Citations = 3
2 inventors:
Do Qoom, Corp, Ltd.
Calculating rank
EPO Patents = 1
Forward Citations = 3
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2 inventors (with patents filed for the assignee):
3 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Do Qoom, Corp, Ltd.. Retrieved from https://idiyas.com/company/do-qoom
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]
1 patent (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]