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USPTO Data Jan 1 1976 - Oct 20 2026
4 Patents
#543 in Shanghai
#6,438 in China
Limited
Forward Citations = 3
5 inventors:
Limited
% Expired Patents = 25.0
EPO Patents = 2
Trademarks = 10
Forward Citations = 3
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5 inventors (with patents filed for the assignee):
Richard Peter Glover (2 out of 9 patents)
Qian Xu (1 out of 13 patents)
Brad Lewis (1 out of 1 patent)
4. Robert J Heginbottom (1 out of 1 patent)
5. Stephen Wheatley (1 out of 1 patent)
6. Steve Blincoe (0 patent)
7. Stephen Wheatley (0 patent)
4 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Limited. Retrieved from https://idiyas.com/company/limited
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]
2 patents (EPO):
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]