Inventor · Abington, PA, US

David D. Hedstrom

3Patents
3h-index
3Co-inventors
43Inventor score

Filing activity: Sep 4, 1986 → Sep 13, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US5951235A Advanced rollback wheel-lift Performing Operations; Transporting 158 Expired
US6336783B1 Advanced rollback wheel-lift Performing Operations; Transporting 131 Expired
US4724661A Two piece crop harvesting header and flotation mechanism therefor Emerging Cross-Sectional Technologies 77 Expired

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