Company Badge
USPTO Data Jan 1 1976 - Oct 13 2026
8 Patents
#397 in Hong Kong
#3,464 in China
Cityu Research Limited
Forward Citations = 268
15 inventors:
Cityu Research Limited
% Expired Patents = 25.0
Forward Citations = 268
Loading Chart...
Loading Chart...
15 inventors (with patents filed for the assignee):
Chun-Sing Lee (3 out of 16 patents)
Shuit-Tong Lee (3 out of 20 patents)
Anthony Shi Sheung Fong (2 out of 2 patents)
4. Peng-Fei Wang (2 out of 4 patents)
5. Bao-Xiu Mi (2 out of 2 patents)
6. Shu Yuen Ron Hui (1 out of 74 patents)
7. Ting On Ngan (1 out of 2 patents)
8. Lee Ming Cheng (1 out of 8 patents)
9. Ka Wai Hau (1 out of 2 patents)
10. Mok Pak Lun (1 out of 1 patent)
11. Richard Chi Leung Li (1 out of 1 patent)
12. Anthony S Fong (1 out of 1 patent)
13. Zhi-Yuan Xie (1 out of 2 patents)
14. Liang-Sun Hung (1 out of 2 patents)
15. Zhi-Qiang Gao (1 out of 3 patents)
8 patents:
Company Overview
Cityu Research Limited is a leading research and consulting firm specializing in market analysis and industry trends. With a team of experienced analysts and consultants, we provide valuable insights and actionable recommendations to help our clients make informed business decisions. Our expertise across a wide range of sectors ensures that we deliver tailored solutions to meet the unique needs of each client.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cityu Research Limited. Retrieved from https://idiyas.com/company/cityu-research
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]