Inventor · Brooks Road, CA, US

Martha K. Hardwick

3Patents
2h-index
7Co-inventors
33Inventor score

Filing activity: Dec 26, 1979 → Sep 30, 1985

Most-cited inventions

PatentTitleAreaCited byStatus
US4648868A Apparatus for controlling flow and pressure measurement Emerging Cross-Sectional Technologies 58 Expired
US4355806A Electronic jacks game Human Necessities 14 Expired
US4296926A Red light - green light game Human Necessities 2 Expired

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