% Expired Patents = 50.0

Forward Citations = 0

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3 inventors (with patents filed for the assignee):

Darren Paul Butler (1 out of 1 patent)

Ronald J Hanna (1 out of 19 patents)

Joseph T Schmidt, Jr (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 10675638 - Non contact magnetic separator system (2020-06-09),

2. 8721882 - Magnetic fluid cleaning system (2014-05-13),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#3 in Boyne City, MI

#3,189 in Michigan

#94,905 in US

Boyne City, MI, United States of America

Magnetic Systems International

Forward Citations = 0

3 inventors:

Darren Paul Butler (1 out of 1 patent)

Ronald J Hanna (1 out of 19 patents)

Joseph T Schmidt, Jr (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Magnetic Systems International. Retrieved from https://idiyas.com/company/magnetic-systems-international

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]