Inventor · Toddville, IA, US

Roy W. Berquist

4Patents
3h-index
4Co-inventors
47Inventor score

Filing activity: Aug 28, 1990 → Sep 24, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US6710663B1 Temperature compensation of a rubidium frequency standard Electricity 35 Expired
US6542044B1 Integrated frequency source Electricity 25 Expired
US8031010B1 Ruggedized chip scale atomic clock Electricity 6 Active
US5053651A Deglitched digital mixer circuit Electricity 1 Expired

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