Inventor · Doylestown, PA, US

David Morrison

3Patents
2h-index
2Co-inventors
34Inventor score

Filing activity: Jun 18, 1976 → Oct 14, 1987

Most-cited inventions

PatentTitleAreaCited byStatus
US4909783A Intra-ocular pressure apparatus Human Necessities 42 Expired
US4059953A Timepiece calendar indexing apparatus Physics 8 Expired
US4308435A Digital display and switch apparatus for automobile accessory Electricity 0 Expired

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