Inventor · Aurora, IL, US

David R. Shields

2Patents
2h-index
8Co-inventors
37Inventor score

Filing activity: Dec 17, 1998 → May 22, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US8596666B1 Ground engaging machine having articulation hitch, and method Emerging Cross-Sectional Technologies 8 Active
US6132144A Passive anchor latch Performing Operations; Transporting 6 Expired

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