Inventor · Chicago, IL, US

Roger Engelmann

2Patents
2h-index
4Co-inventors
37Inventor score

Filing activity: Sep 21, 1979 → Nov 29, 1996

Most-cited inventions

PatentTitleAreaCited byStatus
US5987345A Method and system for displaying medical images Emerging Cross-Sectional Technologies 176 Expired
US4268057A Control device for three-point hitch Human Necessities 16 Expired

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