Inventor · Ripon, WI, US

Roberta C. Harper

3Patents
3h-index
4Co-inventors
36Inventor score

Filing activity: Dec 1, 1997 → May 11, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US6102039A Molded respirator containing sorbent particles Human Necessities 46 Expired
US6234171A Molded respirator containing sorbent particles Human Necessities 25 Expired
US6133173A Nonwoven cohesive wrap Emerging Cross-Sectional Technologies 19 Expired

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