Inventor · New York, NY, US

Sonya Schieffer

3Patents
2h-index
4Co-inventors
33Inventor score

Filing activity: Jun 4, 2001 → Jan 3, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
USD460193S1 Pipette General 9 Expired
US7416704B2 Handheld pipette Performing Operations; Transporting 4 Expired
USD620602S1 Pipette General 2 Expired

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