Inventor · Castleton, GB

Derek Armstrong

2Patents
2h-index
3Co-inventors
27Inventor score

Filing activity: Jun 9, 1975 → Sep 29, 1975

Most-cited inventions

PatentTitleAreaCited byStatus
US4094060A Superconducting members and methods of manufacture thereof Emerging Cross-Sectional Technologies 14 Expired
US4135293A Superconducting members and methods of manufacturing thereof Emerging Cross-Sectional Technologies 6 Expired

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