Inventor · Sanford, NC, US

Francis B. Northup

2Patents
2h-index
1Co-inventors
30Inventor score

Filing activity: Feb 22, 1973 → Apr 14, 1978

Most-cited inventions

PatentTitleAreaCited byStatus
US4232507A Apparatus and method for wrapping core yarns Textiles; Paper 5 Expired
US4150529A Method of making elastic yarn Textiles; Paper 5 Expired

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