Inventor · Wetzlar, DE

Friedrich Kramer

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

Filing activity: Oct 3, 1980 → Oct 3, 1980

Most-cited inventions

PatentTitleAreaCited byStatus
US4361336A Epoxy-concrete coated pipe Emerging Cross-Sectional Technologies 15 Expired

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