Inventor · Darmstadt, DE

Roderich Keller

3Patents
3h-index
2Co-inventors
36Inventor score

Filing activity: Mar 4, 1977 → Feb 28, 1985

Most-cited inventions

PatentTitleAreaCited byStatus
US4123686A Ion generating source Electricity 13 Expired
US4562355A High current ion source Electricity 7 Expired
US4240005A Apparatus for the generation of primary electrons from a cathode Electricity 3 Expired

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