Chi Man Leung (1 out of 9 patents)
Company Badge
USPTO Data Jan 1 1976 - Oct 20 2026
1 Patents
#1 in Fleetwood
#9,890 in United Kingdom
David Halsall International Limited
Forward Citations = 1
1 inventor:
David Halsall International Limited
Calculating rank
Forward Citations = 1
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1 inventor (with patents filed for the assignee):
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: David Halsall International Limited. Retrieved from https://idiyas.com/company/david-halsall-international
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]