Inventor · Cincinnati, OH, US

John Kretcham

4Patents
4h-index
4Co-inventors
39Inventor score

Filing activity: Feb 24, 2004 → Oct 15, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US7025732B2 Biopsy device with variable speed cutter advance Human Necessities 1,442 Expired
US8313444B2 Biopsy device with variable speed cutter advance Human Necessities 112 Active
US7871384B2 Biopsy device with variable speed cutter advance Human Necessities 67 Active
US9101351B2 Biopsy device Human Necessities 10 Active

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