Inventor · Naperville, IL, US

Grant E. Swinehart

2Patents
2h-index
2Co-inventors
24Inventor score

Filing activity: Jul 12, 1983 → Jul 12, 1983

Most-cited inventions

PatentTitleAreaCited byStatus
US4567323A Method and apparatus for providing a plurality of special services Electricity 128 Expired
US4591665A Method and apparatus for providing call tracing service Electricity 21 Expired

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