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USPTO Data Jan 1 1976 - Oct 6 2026
4 Patents
#118 in Seongnam
#2,195 in South Korea
Viol Co. Ltd.
Forward Citations = 0
5 inventors:
Viol Co. Ltd.
EPO Patents = 1
Trademarks = 1
Forward Citations = 0
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5 inventors (with patents filed for the assignee):
Sangjin Lee (2 out of 2 patents)
Ju Hwan Kim (2 out of 2 patents)
Yong Seok Park (1 out of 17 patents)
4. Jongju Na (1 out of 2 patents)
5. Suji Lee (1 out of 1 patent)
6. Dongkeun Shin (1 patent)
7. Heeyoung Lee (0 patent)
4 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Viol Co. Ltd.. Retrieved from https://idiyas.com/company/viol-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]
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]