Inventor · Suttons Bay, MI, US

David W. Hansen

6Patents
5h-index
4Co-inventors
52Inventor score

Filing activity: Jan 30, 1987 → Mar 3, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US5318141A Low impact tracked vehicles Performing Operations; Transporting 25 Expired
US4813477A Heat exchanger-filter apparatus for hydrostatic system Emerging Cross-Sectional Technologies 15 Expired
US5667280A Skate wheel Human Necessities 14 Expired
US5547268A Traction device for tracked vehicle Performing Operations; Transporting 11 Expired
US7055854B2 Snap-in castanet airbag module for a vehicular steering wheel Performing Operations; Transporting 6 Expired
US5441285A Sled attachment for a conventional carrying cart Performing Operations; Transporting 5 Expired

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