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USPTO Data Jan 1 1976 - Oct 27 2026
1 Patents
#4 in Inverness, IL
#6,200 in Illinois
#136,971 in US
Diamond 18 Ltd.
Forward Citations = 4
3 inventors:
Inverness, IL, United States of America
Diamond 18 Ltd.
Calculating rank
% Expired Patents = 100.0
Forward Citations = 4
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3 inventors (with patents filed for the assignee):
Soren K Lundsgaard (1 out of 34 patents)
John K Hefferan (1 out of 1 patent)
Niels C Lundsgaard (1 out of 1 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Diamond 18 Ltd.. Retrieved from https://idiyas.com/company/diamond-18
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]