Inventor · Cleveland, OH, US

Kevin Callsen

4Patents
3h-index
4Co-inventors
43Inventor score

Filing activity: Apr 9, 2001 → Jan 24, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
USD453969S1 Foot protector General 29 Expired
US6640810B1 Foot protector Human Necessities 24 Expired
US8668977B2 Support structures and methods Emerging Cross-Sectional Technologies 5 Active
US9120118B2 Support structures and methods Emerging Cross-Sectional Technologies 0 Active

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