Inventor · Phoenix, AZ, US

Ralph A. Dyrsten

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

Filing activity: Aug 27, 1997 → Aug 27, 1997

Most-cited inventions

PatentTitleAreaCited byStatus
US6187216A Method for etching a dielectric layer over a semiconductor substrate Electricity 19 Expired

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