Inventor · Pittsburgh, PA, US

Joseph A. Cyphers

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

Filing activity: Apr 28, 1980 → Apr 28, 1980

Most-cited inventions

PatentTitleAreaCited byStatus
US4276355A Fuel cell system configurations Emerging Cross-Sectional Technologies 52 Expired

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