Company Badge
USPTO Data Jan 1 1976 - Oct 6 2026
4 Patents
#180 in Saint Paul, MN
#1,649 in Minnesota
#60,597 in US
Addco, Inc.
Forward Citations = 201
8 inventors:
Saint Paul, MN, United States of America
Addco, Inc.
% Expired Patents = 25.0
Trademarks = 4
Forward Citations = 201
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8 inventors (with patents filed for the assignee):
Gordon M Melby (3 out of 6 patents)
John P Nicholson (3 out of 5 patents)
Steve J McHenry (2 out of 2 patents)
4. Paul C Freeberg (2 out of 44 patents)
5. Timothy J Nicholson (2 out of 6 patents)
6. James L Blesener (1 out of 1 patent)
7. Eugene H Luoma (1 out of 12 patents)
8. Paul Cobian (1 out of 1 patent)
4 patents:
Company Overview
Addco, Inc. is a leading manufacturing company specializing in high-quality automotive suspension products. With over 50 years of experience, Addco offers a wide range of sway bars, suspension components, and accessories for both classic and modern vehicles. Their advanced engineering techniques and innovative designs have made them a trusted name in the automotive industry.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Addco, Inc.. Retrieved from https://idiyas.com/company/addco
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]