Inventor · Clarksville, MI, US

Douglas C. Steffens

3Patents
3h-index
2Co-inventors
36Inventor score

Filing activity: Dec 7, 2007 → Jun 11, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US7735881B2 Folding cargo bay cover for pickup truck Emerging Cross-Sectional Technologies 18 Active
US8205928B2 Folding cargo bay cover for pickup truck Emerging Cross-Sectional Technologies 12 Active
US9669689B2 Folding cargo bay cover for pickup truck Emerging Cross-Sectional Technologies 6 Active

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