Inventor · Lunenburg, MA, US

Robert Barker

5Patents
4h-index
5Co-inventors
50Inventor score

Filing activity: Oct 27, 1977 → Jun 9, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
USD388940S Low-top canvas shoe General 46 Expired
US4162744A Seed dispensing device Human Necessities 40 Expired
US5658130A Oscillating window fan Mechanical Engineering; Lighting; Heating 21 Expired
US6116246A Smokeless ashtray Human Necessities 6 Expired
US11465262B2 Blade sharpener device Performing Operations; Transporting 0 Active

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