Inventor · Bradfield, GB

Norman C. Welsh

2Patents
2h-index
3Co-inventors
33Inventor score

Filing activity: Jan 22, 1981 → Jun 23, 1989

Most-cited inventions

PatentTitleAreaCited byStatus
US4964214A Flexible safety razors Performing Operations; Transporting 53 Expired
US4362174A Toothbrushes Human Necessities 17 Expired

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