Inventor · Gresham, OR, US

Francis E. Hoffman

1Patents
1h-index
2Co-inventors
22Inventor score

Filing activity: Apr 14, 1988 → Apr 14, 1988

Most-cited inventions

PatentTitleAreaCited byStatus
US4920947A Chain saw components and system for cutting masonry and the like Emerging Cross-Sectional Technologies 29 Expired

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