Inventor · Raleigh, NC, US

Carl W. Sigel

4Patents
3h-index
2Co-inventors
36Inventor score

Filing activity: Jan 23, 1981 → Nov 30, 1987

Most-cited inventions

PatentTitleAreaCited byStatus
US4512992A Treatment with dialkoxy pyridopyrimidine compounds Chemistry; Metallurgy 18 Expired
US4897395A Treatment with dialkoxy pyridopyrimidines Human Necessities 16 Expired
US4372957A Treatment with dialkoxy pyridopyrimidines Human Necessities 6 Expired
US4661490A Treatment with dialkoxy pyridopyrimidines Human Necessities 0 Expired

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