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USPTO Data Jan 1 1976 - Oct 27 2026
2 Patents
#216 in Daejeon
#3,807 in South Korea
C&tech Co.,ltd.
Forward Citations = 4
3 inventors:
C&tech Co.,ltd.
Calculating rank
Forward Citations = 4
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3 inventors (with patents filed for the assignee):
Sang-chul Ahn (2 out of 7 patents)
Sun-hwa Yang (2 out of 3 patents)
Hyeung-eun Ahn (2 out of 3 patents)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: C&tech Co.,ltd.. Retrieved from https://idiyas.com/company/c-and-tech-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]