Inventor · Landskrona, SE

Ralf Johansson

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

Filing activity: Nov 10, 1992 → Nov 10, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US5403371A Iron-based powder, component made thereof, and method of making the component Chemistry; Metallurgy 16 Expired

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