Inventor · Fairfax, IA, US

David Alan Everett

2Patents
2h-index
4Co-inventors
27Inventor score

Filing activity: May 1, 1995 → May 1, 1995

Most-cited inventions

PatentTitleAreaCited byStatus
US5640446A System and method of validating special service calls having different signaling protocols Electricity 203 Expired
US5638431A Calling card validation system and method therefor Electricity 68 Expired

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