Inventor · Oklahoma City, OK, US

Raymond C. Janka

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

Filing activity: May 22, 1978 → May 22, 1978

Most-cited inventions

PatentTitleAreaCited byStatus
US4189372A Process for the hydroconversion of coal Chemistry; Metallurgy 13 Expired

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