Inventor · Longview, TX, US

David J. Roh

2Patents
2h-index
8Co-inventors
33Inventor score

Filing activity: Aug 29, 1980 → May 28, 1987

Most-cited inventions

PatentTitleAreaCited byStatus
US4361730A Security terminal for use with two-way interactive cable system Electricity 179 Expired
US4798092A Flowmeter for use in a flow monitoring system Physics 9 Expired

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