Inventor · Plymouth, MN, US

Jon E. Johnson

13Patents
6h-index
14Co-inventors
59Inventor score

Filing activity: Aug 3, 1998 → Jun 22, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US6145588A Air-to-air heat and moisture exchanger incorporating a composite material for separating moisture from air technical field Emerging Cross-Sectional Technologies 70 Expired
US6881336B2 Spiral wound element with improved feed space Emerging Cross-Sectional Technologies 67 Expired
US6632356B2 Separation membrane end cap Performing Operations; Transporting 43 Expired
US7875177B2 Membrane leaf packet with reinforced fold Emerging Cross-Sectional Technologies 15 Active
US8272251B2 Method for testing separation modules Performing Operations; Transporting 9 Active
US8778182B2 Spiral wound element and seal assembly Chemistry; Metallurgy 9 Active
US7028671B2 Fuel return systems Emerging Cross-Sectional Technologies 5 Expired
US7698928B2 Method for testing separation modules Performing Operations; Transporting 4 Active
US9757669B2 Filtration element with end cap and face seal Performing Operations; Transporting 2 Active
US9725344B1 Spiral wound filtration assembly including integral bioreactor Emerging Cross-Sectional Technologies 1 Active
US10286361B2 Filtration assembly including spiral wound bioreactors and hyperfiltration membrane modules Emerging Cross-Sectional Technologies 0 Active
US10358366B2 Spiral wound filtration assembly including integral bioreactor Emerging Cross-Sectional Technologies 0 Active
US10335737B2 Filtration assembly including spiral wound bioreactors and membrane modules positioned in separate pressure vessels Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.