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USPTO Data Jan 1 1976 - Oct 13 2026
3 Patents
#2 in Wahpeton, ND
#76 in North Dakota
#73,860 in US
Wil-Rich, LLC
Forward Citations = 96
7 inventors:
Wahpeton, ND, United States of America
Wil-Rich, LLC
% Expired Patents = 33.3
Forward Citations = 96
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7 inventors (with patents filed for the assignee):
Sherman H Quanbeck (2 out of 6 patents)
Alan L Redman (1 out of 2 patents)
Lawrence F Bernard (1 out of 2 patents)
4. Dan P Steinberger (1 out of 2 patents)
5. Lesley L Willemssen (1 out of 1 patent)
6. David P Desautels (1 out of 1 patent)
7. Albert O Ringdahl (1 out of 1 patent)
3 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Wil-Rich, LLC. Retrieved from https://idiyas.com/company/wil-rich
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]