John C Sham (2 out of 28 patents)
Yu S Kwong (1 out of 1 patent)
Company Badge
USPTO Data Jan 1 1976 - Oct 27 2026
2 Patents
#1,197 in Hong Kong
#11,638 in China
Wing Shing Products Company, Ltd.
Forward Citations = 34
2 inventors:
Wing Shing Products Company, Ltd.
Calculating rank
Forward Citations = 34
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2 inventors (with patents filed for the assignee):
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Wing Shing Products Company, Ltd.. Retrieved from https://idiyas.com/company/wing-shing-products-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]