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USPTO Data Jan 1 1976 - Oct 13 2026
1 Patents
#1,260 in
#9,453 in Canada
516277 Ontario Limited
Forward Citations = 42
3 inventors:
516277 Ontario Limited
Forward Citations = 42
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3 inventors (with patents filed for the assignee):
Richard C Madter (1 out of 28 patents)
Edward G Agnew (1 out of 3 patents)
William M Maclean (1 out of 1 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: 516277 Ontario Limited. Retrieved from https://idiyas.com/company/516277-ontario
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]