% Expired Patents = 100.0

Forward Citations = 2

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3 inventors (with patents filed for the assignee):

Guanghua Yu (1 out of 6 patents)

Chang-Wie Jen (1 out of 1 patent)

Clinton V Kopp (1 out of 40 patents)

1 patent: Sort by Forward Citations

1. 7727394 - System and method of fluid filtration utilizing cross-flow currents (2010-06-01),

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USPTO Data Jan 1 1976 - Oct 20 2026

1 Patents

#2 in Champlin, MN

#3,566 in Minnesota

#136,919 in US

Champlin, MN, United States of America

Dual Vortex Microfiltration, LLC

Forward Citations = 2

3 inventors:

Guanghua Yu (1 out of 6 patents)

Chang-Wie Jen (1 out of 1 patent)

Clinton V Kopp (1 out of 40 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dual Vortex Microfiltration, LLC. Retrieved from https://idiyas.com/company/dual-vortex-microfiltration

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]