Inventor · Baltimore, MD, US

Daniel D. Alper

4Patents
3h-index
7Co-inventors
47Inventor score

Filing activity: Mar 1, 1979 → Feb 21, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US4451027A Constant spacing document feeder Performing Operations; Transporting 76 Expired
US6626323B2 Vane heat transfer structure Emerging Cross-Sectional Technologies 16 Expired
US4209139A Power driven paper take-up mechanism Performing Operations; Transporting 4 Expired
US4688512A Backlighted trip indicator Emerging Cross-Sectional Technologies 1 Expired

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