Inventor · Arlington, TX, US

John D. McFarlen

3Patents
3h-index
1Co-inventors
33Inventor score

Filing activity: Nov 15, 1995 → Jan 11, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US5805685A Three way call detection by counting signal characteristics Electricity 128 Expired
US6665380B1 Inmate messaging system and method Electricity 119 Expired
US5796811A Three way call detection Electricity 107 Expired

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