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USPTO Data Jan 1 1976 - Oct 13 2026
4 Patents
#736 in Hong Kong
#6,406 in China
Ecoinno (h.k.) Limited
Forward Citations = 1
6 inventors:
Ecoinno (h.k.) Limited
Trademarks = 2
Forward Citations = 1
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6 inventors (with patents filed for the assignee):
Yiu Wen Chang (3 out of 3 patents)
George Dah Ren Chen (2 out of 2 patents)
George Chen (1 out of 1 patent)
4. Koon-Yang Lee (1 out of 4 patents)
5. Robert Li (1 out of 1 patent)
6. Alexander Bismarck (1 out of 21 patents)
4 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ecoinno (h.k.) Limited. Retrieved from https://idiyas.com/company/ecoinno-h-k
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]