Inventor · McLeansboro, IL, US

Donna Johnson

3Patents
2h-index
4Co-inventors
41Inventor score

Filing activity: Feb 28, 2000 → Mar 3, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
USD448931S Knife case with sharpener General 20 Expired
USD461306S1 Carrying case for portable phone and pager General 5 Expired
USD977238S1 Shoe strap extension General 2 Active

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