Inventor · Mayville, ND, US

Deven John Efta

2Patents
1h-index
3Co-inventors
33Inventor score

Filing activity: May 10, 2012 → Dec 15, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US8893690B2 Check valve for an engine breather assembly Emerging Cross-Sectional Technologies 13 Active
US9975208B1 Alloy for cast iron repair Emerging Cross-Sectional Technologies 0 Active

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