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USPTO Data Jan 1 1976 - Nov 10 2026
1 Patents
#2,233 in Taipei
#6,141 in Taiwan
Chunghwa Tubes, Ltd.
Forward Citations = 7
3 inventors:
Chunghwa Tubes, Ltd.
Calculating rank
Forward Citations = 7
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3 inventors (with patents filed for the assignee):
Shiuh-Bin Kao (1 out of 6 patents)
Liang-Kuei Hsu (1 out of 3 patents)
Kuang-Lang Chen (1 out of 17 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Chunghwa Tubes, Ltd.. Retrieved from https://idiyas.com/company/chunghwa-tubes
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]